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: CLMAMDORGT0

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

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
410-205 A Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-205 0 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2008-07-16   
410-205 3 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2015-06-25   
410-206 A Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-209 0 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2003-04-11   
410-209 7 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2003-04-11   
410-209 9 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2003-04-11   
410-210 5 Glen Burnie MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2020-04-25   
410-210 6 Glen Burnie MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2020-04-20   
410-210 7 Glen Burnie MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2020-04-20   
410-210 9 Glen Burnie MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2020-04-20   
410-227 A Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-231 A Solomons MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-231 0 Solomons MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-231 1 Solomons MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-231 4 Solomons MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-231 6 Solomons MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-231 8 Solomons MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-231 9 Solomons MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-236 A Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-237 1 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-02-14   
410-237 9 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-02-14   
410-245 A Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-261 0 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-02-14   
410-292 A Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-294 A Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-302 A Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-322 A Bel Air MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-336 A Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-340 A Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-345 0 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-03-17   
410-345 9 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-03-17   
410-349 6 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2004-03-03   
410-350 1 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2003-12-31   
410-350 4 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2003-03-10   
410-350 5 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2003-03-10   
410-350 6 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2003-03-10   
410-350 9 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2003-12-31   
410-370 A Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-372 7 Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-06-01   
410-402 0 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-04-05   
410-402 3 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-04-05   
410-402 4 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-04-05   
410-406 2 Essex MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2020-04-19   
410-428 A Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-432 4 Severna Park MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2019-09-30   
410-440 A Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-441 A Elkton MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-441 0 Elkton MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-441 1 Elkton MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-441 4 Elkton MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-441 6 Elkton MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2010-09-14   
410-441 9 Elkton MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-446 A Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-478 A Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-478 0 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-09-02   
410-478 1 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-09-02   
410-478 2 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-09-02   
410-478 3 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-09-02   
410-478 4 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-09-02   
410-478 5 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-09-02   
410-478 6 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-09-02   
410-478 7 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-09-02   
410-478 8 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-09-02   
410-478 9 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2023-09-02   
410-491 A Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-491 0 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-491 1 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-491 2 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-491 3 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-491 4 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-491 5 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-491 6 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-491 7 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-491 8 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-491 9 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-504 2 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-04-04   
410-504 3 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-04-04   
410-504 4 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-04-04   
410-504 7 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2006-03-14   
410-504 9 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2007-05-10   
410-508 0 Glen Burnie MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2015-11-19   
410-508 1 Glen Burnie MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2015-11-19   
410-508 4 Glen Burnie MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2015-11-19   
410-508 5 Glen Burnie MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2015-12-07   
410-508 6 Glen Burnie MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2015-12-07   
410-508 8 Glen Burnie MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2015-12-07   
410-513 4 Parkville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2019-08-23   
410-513 6 Parkville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2020-02-21   
410-530 A Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-530 0 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-530 1 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-530 2 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-530 3 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-530 4 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-530 5 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-530 6 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-530 7 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-530 8 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
410-530 9 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      

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

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.