Local Calling Guide

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

NXX: 856

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
443-856 A Ocean City MD SLBRMD90DS0  2593 CORE COMMUNICATIONS, INC.- MD 242      
443-856 0 Ocean City MD SLBRMDSCXLX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 242   2016-07-06   
443-856 1 Ocean City MD ESTNMDBNGT0  2593 CORE COMMUNICATIONS, INC.- MD 242   2002-08-23   
443-856 2 Ocean City MD SLBRMDSBXFX  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 242   2008-07-29   
443-856 3 Ocean City MD SLBRMDSCXLX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 242   2016-07-06   
443-856 4 Ocean City MD SLBRMDSBXFX  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 242   2005-02-17   
443-856 5 Ocean City MD SLBRMDSCXLX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 242   2007-07-27   
443-856 6 Ocean City MD SLBRMDSBXFX  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 242   2013-03-17   
443-856 7 Ocean City MD SLBRMDSCXLX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 242   2012-08-17   
443-856 8 Ocean City MD SLBRMDSCXLX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 242   2004-01-18   
443-856 9 Ocean City MD SLBRMDSCXLX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 242   2004-01-18   

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

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