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.
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Switch: SLBRMD90DS0

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
667-382 3 Wingate MD 2593 CORE COMMUNICATIONS, INC.- MD 242   2019-06-07   
667-382 5 Wingate MD 2593 CORE COMMUNICATIONS, INC.- MD 242   2019-06-07   
667-382 6 Wingate MD 2593 CORE COMMUNICATIONS, INC.- MD 242   2019-06-07   
667-545 2 Warwick MD 2593 CORE COMMUNICATIONS, INC.- MD 242   2019-07-31   
667-545 3 Warwick MD 2593 CORE COMMUNICATIONS, INC.- MD 242   2019-07-31   
667-545 4 Warwick MD 2593 CORE COMMUNICATIONS, INC.- MD 242   2019-07-31   
667-808 A Easton MD 568G PEERLESS NETWORK OF MARYLAND, LLC 242      
667-808 0 Easton MD 568G PEERLESS NETWORK OF MARYLAND, LLC 242   2016-10-14   
667-853 A Pocomoke MD 469J CORETEL MARYLAND, INC. - MD 242      
667-853 9 Pocomoke MD 469J CORETEL MARYLAND, INC. - MD 242   2019-11-11   

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

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