Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: CLMAMDORAMD

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
667-461 3 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-12-31   
667-461 4 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-12-31   
667-461 5 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-12-31   
667-461 6 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-12-31   
667-461 7 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-08-10   
667-461 8 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-08-10   
667-461 9 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-08-10   
667-462 8 Elkton MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2026-07-26   
667-462 9 Elkton MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-05-02   
667-469 3 Bel Air MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-08-02   
667-469 4 Bel Air MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-12-24   
667-469 5 Bel Air MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-12-24   
667-469 6 Bel Air MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-10-16   
667-469 7 Bel Air MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-09-29   
667-469 8 Bel Air MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-11-20   
667-469 9 Bel Air MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-11-20   
667-470 A Glen Burnie MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-04-22   
667-470 4 Glen Burnie MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-08-11   
667-470 6 Glen Burnie MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-04-22   
667-470 7 Glen Burnie MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-04-22   
667-470 8 Glen Burnie MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-04-22   
667-470 9 Glen Burnie MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-04-22   
667-471 A Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-05-16   
667-471 0 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-07-05   
667-471 1 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-07-05   
667-471 2 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-07-05   
667-471 3 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-05-16   
667-471 4 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-05-16   
667-471 5 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-05-16   
667-471 6 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-05-16   
667-471 7 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-05-16   
667-471 8 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-05-16   
667-471 9 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-05-16   
667-478 2 Sykesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-06-22   
667-478 9 Sykesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2026-06-08   
667-479 9 Ellicott City MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-12-14   
667-482 A Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-07-04   
667-482 1 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-05-14   
667-482 2 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-05-14   
667-482 3 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-05-14   
667-482 4 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-05-14   
667-482 5 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-07-04   
667-482 6 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-07-04   
667-482 7 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-07-04   
667-482 8 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-07-04   
667-482 9 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-07-04   
667-484 7 Westminster MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2026-01-14   
667-486 7 Prince Frederick MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-11-16   
667-486 8 Prince Frederick MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-11-22   
667-487 3 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-11-17   
667-487 4 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-11-17   
667-487 5 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-11-17   
667-487 6 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-11-17   
667-487 7 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-11-17   
667-487 8 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-11-17   
667-487 9 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-11-17   
667-490 A Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-08-11   
667-490 0 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-08-22   
667-490 1 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-08-22   
667-490 2 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-08-22   
667-490 3 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-08-22   
667-490 4 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-08-11   
667-490 5 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-08-11   
667-490 6 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-08-11   
667-490 7 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-08-11   
667-490 8 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-08-11   
667-490 9 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-08-11   
667-491 A Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-11-03   
667-491 0 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-12-05   
667-491 2 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-11-04   
667-491 3 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-11-04   
667-491 4 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-11-04   
667-491 5 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-11-04   
667-491 6 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-11-04   
667-491 7 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-11-03   
667-491 8 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-11-03   
667-491 9 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-11-03   
667-492 7 Severn MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-04-06   
667-493 5 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-04-25   
667-495 1 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-12-31   
667-495 2 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-12-31   
667-495 3 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-12-31   
667-499 A Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-01-16   
667-499 0 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-03-01   
667-499 1 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-03-01   
667-499 2 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-03-01   
667-499 3 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-01-16   
667-499 4 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-01-16   
667-499 5 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-01-16   
667-499 6 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-01-16   
667-499 7 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-01-16   
667-499 8 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-01-16   
667-499 9 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-01-16   
667-501 A Dundalk MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-02-02   
667-501 8 Dundalk MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-02-02   
667-501 9 Dundalk MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-02-02   
667-502 A Columbia MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-02-10   
667-502 2 Columbia MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2026-06-13   
667-502 6 Columbia MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-02-10   
667-502 7 Columbia MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-02-10   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 >>

Last updated: Sat, 10 Oct 2026 15:24:20 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.