Baltimore area code list

Access the most complete database of Baltimore carrier statistics. Use our Baltimore phone numbers list to find the needed number or numbers. New numbers are uploaded regularly, and so our database is always up to date.

State: Maryland
Area codes: 240, 301, 410, 443, 667, 740

If you want to find out more information about a caller, Baltimore area code will help you with that - find the correct code to locate the caller. In case of unsolicited calls you can simply block all unknown numbers with this area code, and usually it is the best way to cut off dozens of scam calls.

Usage Statistics
Carrier Statistics

Finally, our Baltimore phone numbers list includes both landline and wireless phones so that you could easily identify a caller, regardless of what kind of telephone they use.

Prefix Usage Carrier
(240) 865 - Landline Level 3 Communications
(301) 878 - Landline Verizon Maryland
(410) 205 - Landline Verizon Maryland
(410) 207 - Wireless Cellco Partnership DBA Verizon Wireless
(410) 209 - Landline Verizon Maryland
(410) 215 - Wireless Cellco Partnership DBA Verizon Wireless
(410) 217 - Wireless Verizon Maryland
(410) 218 - Wireless Cellco Partnership DBA Verizon Wireless
(410) 223 - Landline Verizon Maryland
(410) 225 - Landline Verizon Maryland
(410) 230 - Landline Verizon Maryland
(410) 232 - Wireless Usa Mobility Wireless
(410) 233 - Landline Verizon Maryland
(410) 234 - Landline Verizon Maryland
(410) 235 - Landline Verizon Maryland
(410) 237 - Landline Verizon Maryland
(410) 240 - Wireless Sprint Spectrum L.p.
(410) 241 - Wireless Cellco Partnership DBA Verizon Wireless
(410) 243 - Landline Verizon Maryland
(410) 244 - Landline Verizon Maryland
(410) 246 - Landline Mci Worldcom Communications
(410) 254 - Landline Verizon Maryland
(410) 258 - Wireless Sprint Spectrum L.p.
(410) 261 - Landline Verizon Maryland
(410) 262 - Wireless Sprint Spectrum L.p.
(410) 274 - Wireless Cellco Partnership DBA Verizon Wireless
(410) 276 - Landline Verizon Maryland
(410) 291 - Landline Verizon Maryland
(410) 299 - Wireless Cellco Partnership DBA Verizon Wireless
(410) 301 - Wireless Sprint Spectrum L.p.
(410) 303 - Wireless Cellco Partnership DBA Verizon Wireless
(410) 314 - Landline Mci Worldcom Communications
(410) 317 - Landline Mci Worldcom Communications
(410) 318 - Landline Verizon Maryland
(410) 319 - Landline Verizon Maryland
(410) 323 - Landline Verizon Maryland
(410) 325 - Landline Verizon Maryland
(410) 327 - Landline Verizon Maryland
(410) 328 - Landline Verizon Maryland
(410) 332 - Landline Verizon Maryland
(410) 333 - Landline Verizon Maryland
(410) 336 - Wireless New Cingular Wireless PCS - DC
(410) 338 - Landline Verizon Maryland
(410) 340 - Wireless New Cingular Wireless PCS - DC
(410) 342 - Landline Verizon Maryland
(410) 347 - Landline Verizon Maryland
(410) 350 - Landline Verizon Maryland
(410) 351 - Wireless Usa Mobility Wireless
(410) 354 - Landline Verizon Maryland
(410) 355 - Landline Verizon Maryland
(410) 358 - Landline Verizon Maryland
(410) 359 - Wireless Verizon Maryland
(410) 361 - Landline Verizon Maryland
(410) 362 - Landline Verizon Maryland
(410) 365 - Wireless Sprint Spectrum L.p.
(410) 366 - Landline Verizon Maryland
(410) 367 - Landline Verizon Maryland
(410) 368 - Landline Verizon Maryland
(410) 369 - Landline Tw Telecom Of Maryland LLC
(410) 371 - Wireless Cellco Partnership DBA Verizon Wireless
(410) 375 - Wireless Cellco Partnership DBA Verizon Wireless
(410) 382 - Wireless Cellco Partnership DBA Verizon Wireless
(410) 383 - Landline Verizon Maryland
(410) 385 - Landline Verizon Maryland
(410) 389 - Wireless Usa Mobility Wireless
(410) 396 - Landline Verizon Maryland
(410) 400 - Landline Cavalier Telephone Mid-atlantic
(410) 401 - Landline Mci Worldcom Communications
(410) 402 - Landline Mci Worldcom Communications
(410) 403 - Landline Mci Worldcom Communications
(410) 404 - Wireless Cellco Partnership DBA Verizon Wireless
(410) 406 - Landline Mci Worldcom Communications
(410) 409 - Wireless Cellco Partnership DBA Verizon Wireless
(410) 412 - Landline Mci Worldcom Communications
(410) 413 - Landline Mci Worldcom Communications
(410) 419 - Wireless Sprint Spectrum L.p.
(410) 423 - Landline Teleport Communications America
(410) 426 - Landline Verizon Maryland
(410) 427 - Landline Teleport Communications America
(410) 433 - Landline Verizon Maryland
(410) 435 - Landline Verizon Maryland
(410) 444 - Landline Verizon Maryland
(410) 445 - Wireless Usa Mobility Wireless
(410) 448 - Landline Verizon Maryland
(410) 450 - Landline Verizon Maryland
(410) 454 - Landline Mci Worldcom Communications
(410) 456 - Wireless Cellco Partnership DBA Verizon Wireless
(410) 458 - Wireless Cellco Partnership DBA Verizon Wireless
(410) 462 - Landline Verizon Maryland
(410) 464 - Landline Verizon Maryland
(410) 466 - Landline Verizon Maryland
(410) 467 - Landline Verizon Maryland
(410) 468 - Landline Verizon Maryland
(410) 469 - Landline Verizon Maryland
(410) 470 - Landline Verizon Maryland
(410) 483 - Landline Verizon Maryland
(410) 485 - Landline Verizon Maryland
(410) 487 - Landline Mci Worldcom Communications
(410) 488 - Landline Verizon Maryland
(410) 493 - Wireless Sprint Spectrum L.p.
(410) 497 - Landline Comcast Phone Of Northern Maryland
(410) 498 - Landline Cavalier Telephone Mid-atlantic
(410) 499 - Wireless Sprint Spectrum L.p.
(410) 500 - Landline Verizon Maryland
(410) 502 - Landline Verizon Maryland
(410) 504 - Landline Verizon Maryland
(410) 509 - Landline Baltimore-washington Telephone (bwt)
(410) 513 - Landline Teleport Communications America
(410) 516 - Landline Verizon Maryland
(410) 522 - Landline Verizon Maryland
(410) 523 - Landline Verizon Maryland
(410) 525 - Landline Verizon Maryland
(410) 528 - Landline Verizon Maryland
(410) 532 - Landline Verizon Maryland
(410) 534 - Landline Verizon Maryland
(410) 537 - Landline Verizon Maryland
(410) 539 - Landline Verizon Maryland
(410) 542 - Landline Verizon Maryland
(410) 545 - Landline Verizon Maryland
(410) 547 - Landline Verizon Maryland
(410) 550 - Landline Verizon Maryland
(410) 554 - Landline Verizon Maryland
(410) 558 - Landline Verizon Maryland
(410) 559 - Landline Teleport Communications America
(410) 563 - Landline Verizon Maryland
(410) 564 - Landline Teleport Communications America
(410) 566 - Landline Verizon Maryland
(410) 567 - Landline Mci Worldcom Communications
(410) 568 - Landline Teleport Communications America
(410) 576 - Landline Verizon Maryland
(410) 577 - Landline Verizon Maryland
(410) 578 - Landline Verizon Maryland
(410) 585 - Landline Verizon Maryland
(410) 591 - Wireless Cellco Partnership DBA Verizon Wireless
(410) 598 - Wireless Cellco Partnership DBA Verizon Wireless
(410) 601 - Landline Verizon Maryland
(410) 605 - Landline Verizon Maryland
(410) 613 - Landline Verizon Maryland
(410) 614 - Landline Verizon Maryland
(410) 616 - Landline Mci Worldcom Communications
(410) 617 - Landline Verizon Maryland
(410) 624 - Landline Verizon Maryland
(410) 625 - Landline Verizon Maryland
(410) 627 - Wireless Cellco Partnership DBA Verizon Wireless
(410) 630 - Landline Mci Worldcom Communications
(410) 631 - Landline Verizon Maryland
(410) 633 - Landline Verizon Maryland
(410) 637 - Landline Verizon Maryland
(410) 640 - Wireless Usa Mobility Wireless
(410) 644 - Landline Verizon Maryland
(410) 645 - Landline Mci Worldcom Communications
(410) 646 - Landline Verizon Maryland
(410) 649 - Landline Teleport Communications America
(410) 650 - Landline Mci Worldcom Communications
(410) 657 - Landline Mci Worldcom Communications
(410) 659 - Landline Verizon Maryland
(410) 662 - Landline Verizon Maryland
(410) 664 - Landline Verizon Maryland
(410) 669 - Landline Verizon Maryland
(410) 675 - Landline Verizon Maryland
(410) 685 - Landline Verizon Maryland
(410) 689 - Landline Teleport Communications America
(410) 696 - Landline Mci Worldcom Communications
(410) 701 - Landline Mci Worldcom Communications
(410) 704 - Landline Mci Worldcom Communications
(410) 706 - Landline Verizon Maryland
(410) 709 - Landline Mci Worldcom Communications
(410) 710 - Wireless Omnipoint Communications Cap Operations
(410) 727 - Landline Verizon Maryland
(410) 728 - Landline Verizon Maryland
(410) 732 - Landline Verizon Maryland
(410) 735 - Landline Cavalier Telephone Mid-atlantic
(410) 736 - Landline Verizon Maryland
(410) 743 - Wireless Usa Mobility Wireless
(410) 746 - Wireless Cellco Partnership DBA Verizon Wireless
(410) 752 - Landline Verizon Maryland
(410) 753 - Landline Mci Worldcom Communications
(410) 759 - Wireless Verizon Maryland
(410) 764 - Landline Verizon Maryland
(410) 767 - Landline Verizon Maryland
(410) 779 - Landline Level 3 Communications
(410) 783 - Landline Verizon Maryland
(410) 800 - Landline Cellco Partnership DBA Verizon Wireless
(410) 801 - Wireless Verizon Maryland
(410) 804 - Wireless Cellco Partnership DBA Verizon Wireless
(410) 814 - Landline Cavalier Telephone Mid-atlantic
(410) 818 - Landline Teleport Communications America
(410) 837 - Landline Verizon Maryland
(410) 842 - Landline Mci Worldcom Communications
(410) 843 - Landline Teleport Communications America
(410) 844 - Landline Peerless Network Of Maryland
(410) 846 - Landline Mci Worldcom Communications
(410) 864 - Landline Mci Worldcom Communications
(410) 866 - Landline Verizon Maryland
(410) 878 - Landline Mci Worldcom Communications
(410) 889 - Landline Verizon Maryland
(410) 891 - Landline Mci Worldcom Communications
(410) 895 - Landline Verizon Maryland
(410) 900 - Landline Ctc Communications Corp.
(410) 903 - Wireless Sprint Spectrum L.p.
(410) 904 - Landline Mci Worldcom Communications
(410) 905 - Wireless Sprint Spectrum L.p.
(410) 906 - Landline Verizon Maryland
(410) 907 - Landline Mci Worldcom Communications
(410) 908 - Wireless Sprint Spectrum L.p.
(410) 910 - Landline Mci Worldcom Communications
(410) 913 - Wireless Cellco Partnership DBA Verizon Wireless
(410) 915 - Landline Baltimore-washington Telephone (bwt)
(410) 916 - Wireless Cellco Partnership DBA Verizon Wireless
(410) 925 - Wireless Cellco Partnership DBA Verizon Wireless
(410) 929 - Landline Bandwidth.com Clec
(410) 930 - Wireless Redi-call Communications Co
(410) 935 - Wireless Cellco Partnership DBA Verizon Wireless
(410) 945 - Landline Verizon Maryland
(410) 947 - Landline Verizon Maryland
(410) 949 - Landline Mci Worldcom Communications
(410) 951 - Landline Teleport Communications America
(410) 952 - Wireless Cellco Partnership DBA Verizon Wireless
(410) 955 - Landline Verizon Maryland
(410) 960 - Wireless Cellco Partnership DBA Verizon Wireless
(410) 961 - Wireless Sprint Spectrum L.p.
(410) 962 - Landline Verizon Maryland
(410) 963 - Wireless Sprint Spectrum L.p.
(410) 977 - Wireless Sprint Spectrum L.p.
(410) 982 - Landline Quantum Telecommunications
(410) 986 - Landline Verizon Maryland
(410) 999 - Landline Baltimore-washington Telephone (bwt)
(443) 200 - Landline Allegiance Telecom
(443) 202 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 213 - Landline Verizon Maryland
(443) 219 - Landline Level 3 Communications
(443) 220 - Landline Verizon Maryland
(443) 224 - Landline Mci Worldcom Communications
(443) 226 - Wireless Sprint Spectrum L.p.
(443) 231 - Landline AT&T Local
(443) 240 - Wireless New Cingular Wireless PCS - DC
(443) 250 - Wireless Sprint Spectrum L.p.
(443) 253 - Wireless New Cingular Wireless PCS - DC
(443) 255 - Wireless New Cingular Wireless PCS - DC
(443) 257 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 263 - Landline Verizon Maryland
(443) 268 - Landline Core Communications
(443) 270 - Landline Paetec Communications
(443) 271 - Wireless Sprint Spectrum L.p.
(443) 272 - Landline Teleport Communications America
(443) 275 - Landline Comcast Phone Of Northern Maryland
(443) 276 - Landline Allegiance Telecom
(443) 278 - Landline Vdl DBA Global Telecom Brokers
(443) 279 - Landline Allegiance Telecom
(443) 281 - Landline Allegiance Telecom
(443) 283 - Landline Paetec Communications
(443) 286 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 287 - Landline Verizon Maryland
(443) 288 - Landline Allegiance Telecom
(443) 296 - Landline Global Crossing Local Services-md
(443) 301 - Wireless New Cingular Wireless PCS - DC
(443) 304 - Landline Global Crossing Local Services-md
(443) 305 - Landline Global Crossing Local Services-md
(443) 306 - Wireless Sprint Spectrum L.p.
(443) 308 - Landline Allegiance Telecom
(443) 310 - Wireless New Cingular Wireless PCS - DC
(443) 312 - Landline Global Crossing Local Services-md
(443) 314 - Wireless Sprint Spectrum L.p.
(443) 315 - Landline Global Crossing Local Services-md
(443) 316 - Landline Global Crossing Local Services-md
(443) 317 - Landline Global Crossing Local Services-md
(443) 320 - Landline Global Crossing Local Services-md
(443) 324 - Wireless Sprint Spectrum L.p.
(443) 326 - Wireless New Cingular Wireless PCS - DC
(443) 330 - Landline Cavalier Telephone Mid-atlantic
(443) 341 - Landline Level 3 Communications
(443) 348 - Landline Teleport Communications America
(443) 352 - Landline AT&T Local
(443) 354 - Landline Level 3 Communications
(443) 355 - Landline Level 3 Communications
(443) 364 - Landline Teleport Communications America
(443) 376 - Landline Teleport Communications America
(443) 378 - Wireless Sprint Spectrum L.p.
(443) 380 - Landline Level 3 Communications
(443) 386 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 388 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 391 - Landline Global Crossing Local Services-md
(443) 392 - Landline AT&T Local
(443) 393 - Landline Global Crossing Local Services-md
(443) 399 - Landline Global Crossing Local Services-md
(443) 400 - Landline Xo Maryland
(443) 401 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 405 - Landline Global Crossing Local Services-md
(443) 407 - Landline Allegiance Telecom
(443) 408 - Landline Xo Maryland
(443) 410 - Landline Centurylink Communications LLC
(443) 413 - Wireless Sprint Spectrum L.p.
(443) 414 - Wireless Sprint Spectrum L.p.
(443) 415 - Wireless Sprint Spectrum L.p.
(443) 416 - Wireless Sprint Spectrum L.p.
(443) 418 - Wireless Sprint Spectrum L.p.
(443) 420 - Landline Global Crossing Local Services-md
(443) 423 - Landline Broadwing Communications. LLC
(443) 425 - Landline AT&T Local
(443) 426 - Landline Paetec Communications
(443) 430 - Landline Xo Maryland
(443) 435 - Wireless Sprint Spectrum L.p.
(443) 438 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 444 - Landline Verizon Maryland
(443) 447 - Wireless Leap Wireless Intl DBA Cricket Comm
(443) 449 - Landline Broadview Networks
(443) 450 - Landline Level 3 Communications
(443) 451 - Landline Paetec Communications
(443) 452 - Landline Us Lec Of Maryland
(443) 453 - Landline Neutral Tandem-maryland
(443) 455 - Landline Verizon Maryland
(443) 457 - Landline Teleport Communications America
(443) 459 - Landline Paetec Communications
(443) 460 - Landline Allegiance Telecom
(443) 462 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 463 - Wireless Sprint Spectrum L.p.
(443) 467 - Wireless Leap Wireless Intl DBA Cricket Comm
(443) 468 - Wireless Sprint Spectrum L.p.
(443) 469 - Wireless Leap Wireless Intl DBA Cricket Comm
(443) 472 - Landline Level 3 Communications
(443) 473 - Wireless Sprint Spectrum L.p.
(443) 475 - Landline Mci Worldcom Communications
(443) 478 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 488 - Wireless Leap Wireless Intl DBA Cricket Comm
(443) 489 - Landline Teleport Communications America
(443) 492 - Landline Global Crossing Local Services-md
(443) 495 - Landline Global Crossing Local Services-md
(443) 498 - Landline Allegiance Telecom
(443) 500 - Wireless Leap Wireless Intl DBA Cricket Comm
(443) 501 - Landline Global Crossing Local Services-md
(443) 503 - Landline Xo Maryland
(443) 505 - Landline Global Crossing Local Services-md
(443) 506 - Wireless Sprint Spectrum L.p.
(443) 509 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 517 - Landline Global Crossing Local Services-md
(443) 519 - Landline Global Crossing Local Services-md
(443) 524 - Landline Allegiance Telecom
(443) 525 - Wireless Leap Wireless Intl DBA Cricket Comm
(443) 527 - Wireless Omnipoint Communications Cap Operations
(443) 529 - Wireless Omnipoint Communications Cap Operations
(443) 530 - Landline Paetec Communications
(443) 531 - Wireless Leap Wireless Intl DBA Cricket Comm
(443) 540 - Wireless New Cingular Wireless PCS - DC
(443) 541 - Landline Paetec Communications
(443) 546 - Landline Verizon Maryland
(443) 548 - Landline Allegiance Telecom
(443) 551 - Landline Level 3 Communications
(443) 552 - Landline Verizon Maryland
(443) 557 - Landline Allegiance Telecom
(443) 560 - Wireless Sprint Spectrum L.p.
(443) 562 - Wireless New Cingular Wireless PCS - DC
(443) 563 - Wireless Sprint Spectrum L.p.
(443) 564 - Landline Level 3 Communications
(443) 570 - Wireless Omnipoint Communications Cap Operations
(443) 571 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 576 - Landline Allegiance Telecom
(443) 578 - Landline Xo Maryland
(443) 580 - Wireless Sprint Spectrum L.p.
(443) 588 - Landline Allegiance Telecom
(443) 594 - Landline Global Crossing Local Services-md
(443) 599 - Landline Global Crossing Local Services-md
(443) 604 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 610 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 620 - Landline Teleport Communications America
(443) 621 - Wireless Sprint Spectrum L.p.
(443) 622 - Wireless Sprint Spectrum L.p.
(443) 627 - Landline Verizon Maryland
(443) 629 - Wireless Sprint Spectrum L.p.
(443) 630 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 633 - Wireless Sprint Spectrum L.p.
(443) 635 - Wireless Leap Wireless Intl DBA Cricket Comm
(443) 637 - Landline Xo Maryland
(443) 642 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 648 - Landline Teleport Communications America
(443) 651 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 653 - Wireless Omnipoint Communications Cap Operations
(443) 660 - Landline Comcast Phone Of Northern Maryland
(443) 676 - Wireless New Cingular Wireless PCS - DC
(443) 677 - Wireless Sprint Spectrum L.p.
(443) 679 - Landline Teleport Communications America
(443) 680 - Wireless Sprint Spectrum L.p.
(443) 681 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 682 - Landline Cellco Partnership DBA Verizon Wireless
(443) 683 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 687 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 690 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 691 - Wireless New Cingular Wireless PCS - DC
(443) 692 - Landline Allegiance Telecom
(443) 695 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 703 - Landline Xo Maryland
(443) 708 - Landline Tw Telecom Of Maryland LLC
(443) 710 - Landline Xo Maryland
(443) 717 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 721 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 722 - Wireless Omnipoint Communications Cap Operations
(443) 725 - Landline Paetec Communications
(443) 729 - Landline Paetec Communications
(443) 730 - Landline Paetec Communications
(443) 733 - Landline AT&T Local
(443) 737 - Landline Paetec Communications
(443) 738 - Landline Paetec Communications
(443) 739 - Wireless Omnipoint Communications Cap Operations
(443) 740 - Landline Telcove Operations
(443) 742 - Wireless New Cingular Wireless PCS - DC
(443) 743 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 749 - Landline Cavalier Telephone Mid-atlantic
(443) 750 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 756 - Wireless New Cingular Wireless PCS - DC
(443) 759 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 762 - Wireless Sprint Spectrum L.p.
(443) 763 - Landline Omnipoint Communications Cap Operations
(443) 768 - Wireless Sprint Spectrum L.p.
(443) 769 - Wireless Omnipoint Communications Cap Operations
(443) 773 - Landline Allegiance Telecom
(443) 774 - Landline Global Naps South
(443) 776 - Landline Bandwidth.com Clec
(443) 784 - Landline Teleport Communications America
(443) 793 - Landline Xo Maryland
(443) 794 - Wireless New Cingular Wireless PCS - DC
(443) 795 - Landline Xo Maryland
(443) 796 - Landline Xo Maryland
(443) 797 - Landline Xo Maryland
(443) 799 - Wireless New Cingular Wireless PCS - DC
(443) 800 - Wireless Sprint Spectrum L.p.
(443) 801 - Wireless Sprint Spectrum L.p.
(443) 802 - Wireless Sprint Spectrum L.p.
(443) 803 - Wireless Sprint Spectrum L.p.
(443) 804 - Wireless Sprint Spectrum L.p.
(443) 806 - Wireless Sprint Spectrum L.p.
(443) 810 - Wireless Sprint Spectrum L.p.
(443) 813 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 814 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 815 - Landline Xo Maryland
(443) 817 - Landline Allegiance Telecom
(443) 820 - Landline Paetec Communications
(443) 825 - Wireless Omnipoint Communications Cap Operations
(443) 826 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 827 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 829 - Wireless Sprint Spectrum L.p.
(443) 831 - Wireless New Cingular Wireless PCS - DC
(443) 832 - Landline Level 3 Communications
(443) 835 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 836 - Landline Xo Maryland
(443) 838 - Wireless New Cingular Wireless PCS - DC
(443) 839 - Wireless Omnipoint Communications Cap Operations
(443) 841 - Landline Verizon Maryland
(443) 842 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 844 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 845 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 848 - Landline Sprint Spectrum L.p.
(443) 850 - Wireless Omnipoint Communications Cap Operations
(443) 853 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 854 - Wireless Omnipoint Communications Cap Operations
(443) 857 - Wireless Omnipoint Communications Cap Operations
(443) 858 - Wireless Omnipoint Communications Cap Operations
(443) 863 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 865 - Wireless Sprint Spectrum L.p.
(443) 868 - Landline Verizon Maryland
(443) 869 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 872 - Landline Cavalier Telephone Mid-atlantic
(443) 874 - Landline Cavalier Telephone Mid-atlantic
(443) 878 - Landline Cellco Partnership DBA Verizon Wireless
(443) 879 - Landline Verizon Maryland
(443) 882 - Wireless Sprint Spectrum L.p.
(443) 883 - Landline AT&T Local
(443) 884 - Landline Cavalier Telephone Mid-atlantic
(443) 885 - Landline Verizon Maryland
(443) 886 - Landline AT&T Local
(443) 890 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 891 - Landline Xo Maryland
(443) 893 - Landline Xo Maryland
(443) 894 - Wireless Sprint Spectrum L.p.
(443) 896 - Landline AT&T Local
(443) 897 - Wireless Leap Wireless Intl DBA Cricket Comm
(443) 902 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 904 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 908 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 909 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 913 - Wireless Sprint Spectrum L.p.
(443) 915 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 916 - Wireless Sprint Spectrum L.p.
(443) 919 - Landline Cavalier Telephone Mid-atlantic
(443) 921 - Landline Paetec Communications
(443) 923 - Landline Cavalier Telephone Mid-atlantic
(443) 925 - Wireless Omnipoint Communications Cap Operations
(443) 927 - Landline Broadwing Communications. LLC
(443) 928 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 930 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 931 - Landline Mci Worldcom Communications
(443) 932 - Wireless Sprint Spectrum L.p.
(443) 934 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 938 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 939 - Wireless Omnipoint Communications Cap Operations
(443) 943 - Landline Teleport Communications America
(443) 948 - Wireless Sprint Spectrum L.p.
(443) 954 - Landline Paetec Communications
(443) 955 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 956 - Wireless New Cingular Wireless PCS - DC
(443) 957 - Landline AT&T Local
(443) 963 - Wireless Halo Wireless Services
(443) 965 - Wireless Sprint Spectrum L.p.
(443) 970 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 973 - Landline Xo Maryland
(443) 977 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 982 - Landline Ymax Communications Corp.
(443) 983 - Wireless Omnipoint Communications Cap Operations
(443) 984 - Landline Verizon Maryland
(443) 986 - Wireless Cellco Partnership DBA Verizon Wireless
(443) 990 - Landline Bandwidth.com Clec
(443) 992 - Landline Level 3 Communications
(443) 997 - Landline Verizon Maryland
(667) 203 - Wireless Cellco Partnership DBA Verizon Wireless
(667) 205 - Wireless Cellco Partnership DBA Verizon Wireless
(667) 207 - Wireless Cellco Partnership DBA Verizon Wireless
(667) 208 - Wireless Cellco Partnership DBA Verizon Wireless
(667) 209 - Wireless Cellco Partnership DBA Verizon Wireless
(667) 210 - Wireless Cellco Partnership DBA Verizon Wireless
(667) 212 - Wireless Cellco Partnership DBA Verizon Wireless
(667) 213 - Wireless Cellco Partnership DBA Verizon Wireless
(667) 214 - Wireless Cellco Partnership DBA Verizon Wireless
(667) 216 - Wireless Cellco Partnership DBA Verizon Wireless
(667) 217 - Wireless Cellco Partnership DBA Verizon Wireless
(667) 218 - Wireless Cellco Partnership DBA Verizon Wireless
(667) 219 - Wireless Cellco Partnership DBA Verizon Wireless
(667) 224 - Wireless Cellco Partnership DBA Verizon Wireless
(667) 234 - Wireless Cellco Partnership DBA Verizon Wireless
(667) 239 - Wireless Cellco Partnership DBA Verizon Wireless
(667) 303 - Wireless 365 Wireless
(667) 308 - Landline Peerless Network Of Maryland
(667) 309 - Landline Local Access LLC
(667) 401 - Landline Level 3 Communications
(740) 400 - Landline Time Warner Cable Information Svcs (ohio)
(740) 862 - Landline Frontier North