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: BLTMMDCH40Z

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
667-369 A Catonsville MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
667-369 5 Catonsville MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-01-21   
667-369 8 Catonsville MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-01-21   
667-369 9 Catonsville MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-01-21   
667-371 A Ellicott City MD 5562 METROPCS, INC. 238      
667-371 9 Ellicott City MD 5562 METROPCS, INC. 238   2022-01-13   
667-375 A Chase MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
667-375 1 Chase MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2023-07-22   
667-375 4 Chase MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2023-09-30   
667-375 5 Chase MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2023-09-30   
667-375 8 Chase MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-01-21   
667-375 9 Chase MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-01-21   
667-378 A Essex MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
667-378 0 Essex MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2023-07-01   
667-378 1 Essex MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2023-07-01   
667-378 9 Essex MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-01-21   
667-379 A Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
667-379 0 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-04-17   
667-379 1 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-04-17   
667-379 2 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-01-21   
667-379 3 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-01-21   
667-379 4 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-01-21   
667-379 5 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-01-21   
667-379 6 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-01-21   
667-379 7 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-01-21   
667-379 8 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-01-21   
667-379 9 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-01-21   
667-380 0 Annapolis MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2021-11-01   
667-380 1 Annapolis MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2021-11-01   
667-380 3 Annapolis MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2021-11-01   
667-381 A Parkville MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
667-381 0 Parkville MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-06-13   
667-381 7 Parkville MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-01-21   
667-381 8 Parkville MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-01-21   
667-381 9 Parkville MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-01-21   
667-383 A Towson MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
667-383 5 Towson MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-01-21   
667-383 6 Towson MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2023-07-19   
667-383 9 Towson MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-01-21   
667-386 A Arbutus MD 5562 METROPCS, INC. 238      
667-386 0 Arbutus MD 5562 METROPCS, INC. 238   2022-02-04   
667-386 2 Arbutus MD 5562 METROPCS, INC. 238   2023-01-28   
667-386 3 Arbutus MD 5562 METROPCS, INC. 238   2023-03-04   
667-386 4 Arbutus MD 5562 METROPCS, INC. 238   2023-03-04   
667-386 5 Arbutus MD 5562 METROPCS, INC. 238   2023-03-24   
667-386 7 Arbutus MD 5562 METROPCS, INC. 238   2023-03-24   
667-386 9 Arbutus MD 5562 METROPCS, INC. 238   2022-02-04   
667-390 A Randallstown MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
667-390 1 Randallstown MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2023-11-17   
667-390 2 Randallstown MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2023-11-17   
667-390 3 Randallstown MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2023-11-17   
667-390 5 Randallstown MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2023-09-30   
667-390 8 Randallstown MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2023-07-22   
667-390 9 Randallstown MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-03-13   
667-391 A Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
667-391 0 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-04-17   
667-391 1 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-04-17   
667-391 2 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-04-17   
667-391 3 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-04-17   
667-391 4 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-04-17   
667-391 5 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-04-17   
667-391 6 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-03-31   
667-391 7 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-03-31   
667-391 8 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-03-31   
667-391 9 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-03-31   
667-392 A Aberdeen MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
667-392 0 Aberdeen MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2022-06-13   
667-392 1 Aberdeen MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2022-06-13   
667-392 3 Aberdeen MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2022-03-31   
667-392 4 Aberdeen MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2022-03-31   
667-392 5 Aberdeen MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2022-03-31   
667-392 6 Aberdeen MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2022-03-31   
667-392 7 Aberdeen MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2022-03-31   
667-392 8 Aberdeen MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2022-03-31   
667-392 9 Aberdeen MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2022-03-31   
667-403 0 Towson MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2021-11-01   
667-403 1 Towson MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2021-11-01   
667-404 A Prince Frederick MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
667-404 2 Prince Frederick MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2023-03-24   
667-404 9 Prince Frederick MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-04-30   
667-405 A Glen Burnie MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
667-405 6 Glen Burnie MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-05-07   
667-405 7 Glen Burnie MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-05-07   
667-405 8 Glen Burnie MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-05-07   
667-405 9 Glen Burnie MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-05-07   
667-406 A Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238      
667-406 3 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-07-18   
667-406 4 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-07-18   
667-406 5 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-07-18   
667-406 6 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-07-18   
667-406 7 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-07-18   
667-406 8 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-07-18   
667-406 9 Baltimore MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-07-18   
667-409 1 Parkville MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2022-10-02   
667-415 A Aberdeen MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
667-415 0 Aberdeen MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2023-03-12   
667-415 1 Aberdeen MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2023-03-12   
667-415 2 Aberdeen MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2023-03-12   
667-415 3 Aberdeen MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2023-05-14   
667-415 4 Aberdeen MD 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2023-05-14   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 >>

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.