Local Calling Guide

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NPA: 443 [Rate centres in NPA 443] [Dial plan for NPA 443]

NXX: 523

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
443-523 A Salisbury MD SLBRMDSBDS1  9212 VERIZON MARYLAND, INC. 242      
443-523 0 Salisbury MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2006-07-03   
443-523 1 Salisbury MD SLBRMDSBDS1  9212 VERIZON MARYLAND, INC. 242      
443-523 2 Salisbury MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2004-09-02   
443-523 3 Salisbury MD SLBRMDSCXMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 242   2005-04-04   
443-523 4 Salisbury MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2004-07-02   
443-523 5 Salisbury MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2004-07-02   
443-523 6 Salisbury MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2004-07-02   
443-523 7 Salisbury MD SLBRMDSCXLX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 242   2004-01-18   
443-523 8 Salisbury MD SLBRMDSCXLX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 242   2004-01-18   
443-523 9 Salisbury MD ESTNMDESQMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 242   2007-03-05   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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