Local Calling Guide

Area code/prefix search

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

NXX: 931

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
443-931 A Baltimore MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
443-931 0 Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-12-30   
443-931 1 Baltimore MD BLTOMDKHBMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 238   2011-12-30   
443-931 2 Baltimore MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2011-12-12   
443-931 3 Baltimore MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238   2011-12-08   
443-931 4 Baltimore MD BLTMMDCH14Z  2697 CTC COMMUNICATIONS CORP. - MD 238   2012-08-23   
443-931 5 Baltimore MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2011-12-12   
443-931 6 Baltimore MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2011-12-12   
443-931 7 Baltimore MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2011-12-12   
443-931 8 Baltimore MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2011-12-12   
443-931 9 Baltimore MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2011-12-12   

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

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