Local Calling Guide

Area code/prefix search

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

NXX: 734

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
443-734 A Severn MD ODTNMDONDS0  9212 VERIZON MARYLAND, INC. 238      
443-734 0 Severn MD BLTQMD010MD  082H LOCAL ACCESS LLC - MD 238   2013-09-06   
443-734 1 Severn MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2014-09-06   
443-734 2 Severn MD BLTMMDCHFMD  5562 METRO PCS, INC. 238   2015-03-06   
443-734 3 Severn MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-01-22   
443-734 4 Severn MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2018-04-02   
443-734 5 Severn MD BLTMMDCHFMD  5562 METRO PCS, INC. 238   2015-03-13   
443-734 6 Severn MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2018-11-11   
443-734 7 Severn MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2017-05-29   
443-734 8 Severn MD CLMAMDORGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2017-05-29   
443-734 9 Severn MD ODTNMDONDS0  9212 VERIZON MARYLAND, INC. 238      

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

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