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: SLBRMDSBX0X

<< 1 2 3 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
667-341 4 Delmar MD 624H ONVOY SPECTRUM, LLC 242   2021-11-15   
667-341 7 Delmar MD 624H ONVOY SPECTRUM, LLC 242   2022-03-14   
667-341 8 Delmar MD 624H ONVOY SPECTRUM, LLC 242   2022-03-14   
667-342 0 Preston MD 624H ONVOY SPECTRUM, LLC 242   2023-09-02   
667-346 6 Salisbury MD 624H ONVOY SPECTRUM, LLC 242   2022-01-27   
667-346 7 Salisbury MD 624H ONVOY SPECTRUM, LLC 242   2022-01-27   
667-347 3 Federalsburg MD 624H ONVOY SPECTRUM, LLC 242   2021-05-27   
667-347 4 Federalsburg MD 624H ONVOY SPECTRUM, LLC 242   2022-03-13   
667-349 1 Still Pond MD 624H ONVOY SPECTRUM, LLC 242   2023-09-02   
667-350 1 Wingate MD 624H ONVOY SPECTRUM, LLC 242   2023-09-02   
667-357 3 Greensboro MD 624H ONVOY SPECTRUM, LLC 242   2021-05-27   
667-357 4 Greensboro MD 624H ONVOY SPECTRUM, LLC 242   2022-03-19   
667-357 5 Greensboro MD 624H ONVOY SPECTRUM, LLC 242   2022-03-19   
667-358 6 Easton MD 624H ONVOY SPECTRUM, LLC 242   2022-02-26   
667-361 A Church Hill MD 624H ONVOY SPECTRUM, LLC 242      
667-361 3 Church Hill MD 624H ONVOY SPECTRUM, LLC 242   2021-08-16   
667-361 6 Church Hill MD 624H ONVOY SPECTRUM, LLC 242   2021-11-15   
667-361 7 Church Hill MD 624H ONVOY SPECTRUM, LLC 242   2021-11-15   
667-365 3 Chesapeake City MD 624H ONVOY SPECTRUM, LLC 242   2021-07-12   
667-365 6 Chesapeake City MD 624H ONVOY SPECTRUM, LLC 242   2022-03-06   
667-365 7 Chesapeake City MD 624H ONVOY SPECTRUM, LLC 242   2022-03-06   
667-376 5 Oxford MD 624H ONVOY SPECTRUM, LLC 242   2022-03-04   
667-376 6 Oxford MD 624H ONVOY SPECTRUM, LLC 242   2022-03-04   
667-377 3 Rock Hall MD 624H ONVOY SPECTRUM, LLC 242   2021-05-27   
667-377 4 Rock Hall MD 624H ONVOY SPECTRUM, LLC 242   2022-03-05   
667-377 5 Rock Hall MD 624H ONVOY SPECTRUM, LLC 242   2022-03-05   
667-467 A Denton MD 624H ONVOY SPECTRUM, LLC 242      
667-467 4 Denton MD 624H ONVOY SPECTRUM, LLC 242   2021-08-16   
667-467 6 Denton MD 624H ONVOY SPECTRUM, LLC 242   2021-11-15   
667-529 1 Hurlock MD 624H ONVOY SPECTRUM, LLC 242   2021-11-15   
667-529 2 Hurlock MD 624H ONVOY SPECTRUM, LLC 242   2021-11-15   
667-529 8 Hurlock MD 624H ONVOY SPECTRUM, LLC 242   2021-08-06   
667-660 8 Marion MD 624H ONVOY SPECTRUM, LLC 242   2021-05-27   
667-661 3 Snow Hill MD 624H ONVOY SPECTRUM, LLC 242   2022-03-13   
667-661 4 Snow Hill MD 624H ONVOY SPECTRUM, LLC 242   2022-03-13   
667-661 5 Snow Hill MD 624H ONVOY SPECTRUM, LLC 242   2021-05-27   
667-662 4 Smith Island MD 624H ONVOY SPECTRUM, LLC 242   2021-05-27   
667-663 1 Ocean City MD 624H ONVOY SPECTRUM, LLC 242   2022-02-05   
667-663 5 Ocean City MD 624H ONVOY SPECTRUM, LLC 242   2022-02-05   
667-663 8 Ocean City MD 624H ONVOY SPECTRUM, LLC 242   2021-05-27   
667-663 9 Ocean City MD 624H ONVOY SPECTRUM, LLC 242   2022-03-10   
667-664 2 Trappe MD 624H ONVOY SPECTRUM, LLC 242   2021-05-27   
667-665 A Hillsboro MD 624H ONVOY SPECTRUM, LLC 242      
667-665 4 Hillsboro MD 624H ONVOY SPECTRUM, LLC 242   2021-11-15   
667-665 5 Hillsboro MD 624H ONVOY SPECTRUM, LLC 242   2021-11-15   
667-665 6 Hillsboro MD 624H ONVOY SPECTRUM, LLC 242   2021-08-16   
667-669 A Galena MD 624H ONVOY SPECTRUM, LLC 242      
667-669 6 Galena MD 624H ONVOY SPECTRUM, LLC 242   2021-08-16   
667-669 7 Galena MD 624H ONVOY SPECTRUM, LLC 242   2021-11-15   
667-669 8 Galena MD 624H ONVOY SPECTRUM, LLC 242   2021-11-15   

<< 1 2 3 >>

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.