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: BLTMMDCHXUX

<< 1 2 3 4 5 6 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
667-363 7 Sherwood Forest MD 624H ONVOY SPECTRUM, LLC 238   2021-05-23   
667-368 3 Elkton MD 624H ONVOY SPECTRUM, LLC 238   2022-03-27   
667-368 4 Elkton MD 624H ONVOY SPECTRUM, LLC 238   2022-03-27   
667-368 6 Elkton MD 624H ONVOY SPECTRUM, LLC 238   2022-02-10   
667-368 7 Elkton MD 624H ONVOY SPECTRUM, LLC 238   2022-02-10   
667-369 1 Catonsville MD 624H ONVOY SPECTRUM, LLC 238   2022-03-24   
667-369 2 Catonsville MD 624H ONVOY SPECTRUM, LLC 238   2022-03-24   
667-369 3 Catonsville MD 624H ONVOY SPECTRUM, LLC 238   2022-02-10   
667-369 4 Catonsville MD 624H ONVOY SPECTRUM, LLC 238   2022-02-10   
667-370 6 Parkton MD 624H ONVOY SPECTRUM, LLC 238   2021-05-23   
667-371 3 Ellicott City MD 624H ONVOY SPECTRUM, LLC 238   2022-03-21   
667-371 4 Ellicott City MD 624H ONVOY SPECTRUM, LLC 238   2022-03-21   
667-371 6 Ellicott City MD 624H ONVOY SPECTRUM, LLC 238   2022-02-07   
667-371 7 Ellicott City MD 624H ONVOY SPECTRUM, LLC 238   2022-02-07   
667-374 8 Waterloo MD 624H ONVOY SPECTRUM, LLC 238   2022-02-11   
667-374 9 Waterloo MD 624H ONVOY SPECTRUM, LLC 238   2022-02-11   
667-378 6 Essex MD 624H ONVOY SPECTRUM, LLC 238   2022-01-22   
667-380 6 Annapolis MD 624H ONVOY SPECTRUM, LLC 238   2022-01-22   
667-380 7 Annapolis MD 624H ONVOY SPECTRUM, LLC 238   2022-01-22   
667-381 3 Parkville MD 624H ONVOY SPECTRUM, LLC 238   2022-02-26   
667-381 5 Parkville MD 624H ONVOY SPECTRUM, LLC 238   2022-01-22   
667-381 6 Parkville MD 624H ONVOY SPECTRUM, LLC 238   2022-01-22   
667-383 1 Towson MD 624H ONVOY SPECTRUM, LLC 238   2022-03-20   
667-383 2 Towson MD 624H ONVOY SPECTRUM, LLC 238   2022-03-20   
667-387 2 Perryville MD 624H ONVOY SPECTRUM, LLC 238   2022-03-06   
667-387 3 Perryville MD 624H ONVOY SPECTRUM, LLC 238   2021-05-23   
667-387 4 Perryville MD 624H ONVOY SPECTRUM, LLC 238   2022-03-24   
667-388 6 Severn MD 624H ONVOY SPECTRUM, LLC 238   2022-01-30   
667-388 8 Severn MD 624H ONVOY SPECTRUM, LLC 238   2022-01-30   
667-396 1 Port Deposit MD 624H ONVOY SPECTRUM, LLC 238   2022-02-05   
667-396 2 Port Deposit MD 624H ONVOY SPECTRUM, LLC 238   2022-02-05   
667-396 3 Port Deposit MD 624H ONVOY SPECTRUM, LLC 238   2021-05-23   
667-397 3 Solomons MD 624H ONVOY SPECTRUM, LLC 238   2021-05-23   
667-397 7 Solomons MD 624H ONVOY SPECTRUM, LLC 238   2022-02-03   
667-397 8 Solomons MD 624H ONVOY SPECTRUM, LLC 238   2022-02-03   
667-399 4 Union Bridge MD 624H ONVOY SPECTRUM, LLC 238   2021-05-23   
667-399 5 Union Bridge MD 624H ONVOY SPECTRUM, LLC 238   2022-03-06   
667-399 7 Union Bridge MD 624H ONVOY SPECTRUM, LLC 238   2022-03-06   
667-403 3 Towson MD 624H ONVOY SPECTRUM, LLC 238   2021-11-18   
667-403 4 Towson MD 624H ONVOY SPECTRUM, LLC 238   2021-11-18   
667-403 5 Towson MD 624H ONVOY SPECTRUM, LLC 238   2021-11-18   
667-426 2 Taneytown MD 624H ONVOY SPECTRUM, LLC 238   2022-02-05   
667-426 3 Taneytown MD 624H ONVOY SPECTRUM, LLC 238   2022-02-05   
667-426 4 Taneytown MD 624H ONVOY SPECTRUM, LLC 238   2021-05-23   
667-427 4 West River MD 624H ONVOY SPECTRUM, LLC 238   2021-05-23   
667-427 7 West River MD 624H ONVOY SPECTRUM, LLC 238   2022-01-28   
667-427 8 West River MD 624H ONVOY SPECTRUM, LLC 238   2022-01-28   
667-464 6 Baltimore MD 624H ONVOY SPECTRUM, LLC 238   2022-04-04   
667-464 7 Baltimore MD 624H ONVOY SPECTRUM, LLC 238   2022-04-04   
667-476 0 Glenwood MD 624H ONVOY SPECTRUM, LLC 238   2022-02-04   

<< 1 2 3 4 5 6 >>

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.