Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 443 [Rate centres in NPA 443] [Dial plan for NPA 443]

NXX: 566

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
443-566 A Chesapeake City MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242      
443-566 0 Chesapeake City MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2004-11-12   
443-566 1 Chesapeake City MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2024-04-05   
443-566 2 Chesapeake City MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2007-09-01   
443-566 3 Chesapeake City MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2008-01-29   
443-566 4 Chesapeake City MD SLBRMDSBXFX  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 242   2014-02-13   
443-566 5 Chesapeake City MD SLBRMDSBXLX  318J COMCAST IP PHONE, LLC 242   2014-05-11   
443-566 6 Chesapeake City MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2008-09-15   
443-566 7 Chesapeake City MD SLBRMDSBXUX  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 242   2014-10-23   
443-566 8 Chesapeake City MD SLBRMD902MD  073H TELNYX LLC 242   2017-09-13   
443-566 9 Chesapeake City MD SLBRMDSBXVX  876D ONVOY, LLC - MD 242   2021-03-05   

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

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