Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 667 [Rate centres in NPA 667] [Dial plan for NPA 667]

NXX: 221

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
667-221 A Salisbury MD SLBRMD902MD  073H TELNYX LLC 242      
667-221 0 Salisbury MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2017-10-09   
667-221 1 Salisbury MD SLBRMD902MD  073H TELNYX LLC 242   2017-07-29   
667-221 2 Salisbury MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2017-10-09   
667-221 4 Salisbury MD ESTNMDES5MD  7228 MCI WORLDCOM COMMUNICATIONS, INC. - MD 242   2020-02-26   
667-221 5 Salisbury MD   318J COMCAST IP PHONE LLC 242   2021-03-02   
667-221 6 Salisbury MD SLBRMD90DS0  2593 CORE COMMUNICATIONS, INC. - MD 242   2019-05-02   
667-221 7 Salisbury MD ESTNMDBNGT0  2593 CORE COMMUNICATIONS, INC. - MD 242   2019-03-22   
667-221 8 Salisbury MD SLBRMDSBAMD  551G BRIGHTLINK COMMUNICATIONS, LLC 242   2018-10-14   
667-221 9 Salisbury MD SLBRMDSBAMD  551G BRIGHTLINK COMMUNICATIONS, LLC 242   2018-10-14   

Last updated: Tue, 04 May 2021 15:04:27 UTC

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