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: SLBRMD901MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
410-352 2 Bishopville MD 939H COMMIO, LLC 242      
443-667 5 Delmar MD 939H COMMIO, LLC 242      
443-667 6 Delmar MD 939H COMMIO, LLC 242      
443-667 7 Delmar MD 939H COMMIO, LLC 242      
443-667 8 Delmar MD 939H COMMIO, LLC 242      
443-667 9 Delmar MD 939H COMMIO, LLC 242      
443-724 8 Easton MD 939H COMMIO, LLC 242      
667-254 5 Chestertown MD 939H COMMIO, LLC 242      
667-266 A Salisbury MD 939H COMMIO, LLC 242      
667-266 6 Salisbury MD 939H COMMIO, LLC 242      
667-271 8 Salisbury MD 939H COMMIO, LLC 242      
667-271 9 Salisbury MD 939H COMMIO, LLC 242      
667-279 5 Bishopville MD 939H COMMIO, LLC 242      
667-279 8 Bishopville MD 939H COMMIO, LLC 242      
667-287 0 Bishopville MD 939H COMMIO, LLC 242      
667-287 3 Bishopville MD 939H COMMIO, LLC 242      
667-287 5 Bishopville MD 939H COMMIO, LLC 242      
667-287 6 Bishopville MD 939H COMMIO, LLC 242      
667-287 7 Bishopville MD 939H COMMIO, LLC 242      
667-287 8 Bishopville MD 939H COMMIO, LLC 242      
667-287 9 Bishopville MD 939H COMMIO, LLC 242      
667-316 1 Oxford MD 939H COMMIO, LLC 242      
667-316 2 Oxford MD 939H COMMIO, LLC 242      
667-316 4 Oxford MD 939H COMMIO, LLC 242      
667-316 8 Oxford MD 939H COMMIO, LLC 242      
667-316 9 Oxford MD 939H COMMIO, LLC 242      
667-317 0 Princess Anne MD 939H COMMIO, LLC 242      
667-349 5 Still Pond MD 939H COMMIO, LLC 242      
667-349 6 Still Pond MD 939H COMMIO, LLC 242      
667-349 7 Still Pond MD 939H COMMIO, LLC 242      
667-349 8 Still Pond MD 939H COMMIO, LLC 242      
667-349 9 Still Pond MD 939H COMMIO, LLC 242      
667-361 0 Church Hill MD 939H COMMIO, LLC 242      
667-361 1 Church Hill MD 939H COMMIO, LLC 242      
667-361 2 Church Hill MD 939H COMMIO, LLC 242      
667-361 8 Church Hill MD 939H COMMIO, LLC 242      
667-361 9 Church Hill MD 939H COMMIO, LLC 242      
667-389 A Cambridge MD 939H COMMIO, LLC 242      
667-389 8 Cambridge MD 939H COMMIO, LLC 242      
667-449 A Preston MD 939H COMMIO, LLC 242      
667-449 0 Preston MD 939H COMMIO, LLC 242      
667-449 1 Preston MD 939H COMMIO, LLC 242      
667-449 2 Preston MD 939H COMMIO, LLC 242      
667-449 3 Preston MD 939H COMMIO, LLC 242      
667-449 4 Preston MD 939H COMMIO, LLC 242      
667-457 A Church Hill MD 939H COMMIO, LLC 242   2024-01-25   
667-457 0 Church Hill MD 939H COMMIO, LLC 242      
667-457 1 Church Hill MD 939H COMMIO, LLC 242      
667-457 2 Church Hill MD 939H COMMIO, LLC 242      
667-457 3 Church Hill MD 939H COMMIO, LLC 242      
667-457 4 Church Hill MD 939H COMMIO, LLC 242      
667-459 A Oxford MD 939H COMMIO, LLC 242   2024-01-25   
667-459 0 Oxford MD 939H COMMIO, LLC 242      
667-459 1 Oxford MD 939H COMMIO, LLC 242      
667-459 2 Oxford MD 939H COMMIO, LLC 242      
667-459 3 Oxford MD 939H COMMIO, LLC 242      
667-459 4 Oxford MD 939H COMMIO, LLC 242      
667-467 0 Denton MD 939H COMMIO, LLC 242      
667-566 8 Stevensville MD 939H COMMIO, LLC 242      
667-566 9 Stevensville MD 939H COMMIO, LLC 242      
667-663 0 Ocean City MD 939H COMMIO, LLC 242      
667-664 0 Trappe MD 939H COMMIO, LLC 242      
667-687 0 Warwick MD 939H COMMIO, LLC 242      
667-827 0 Berlin MD 939H COMMIO, LLC 242      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.