Local Calling Guide

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

NXX: 820

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
443-820 A Elkridge MD BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-820 0 Elkridge MD BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-820 1 Elkridge MD BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238      
443-820 2 Elkridge MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238   2009-07-28   
443-820 3 Elkridge MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2007-01-19   
443-820 4 Elkridge MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238   2008-10-01   
443-820 5 Elkridge MD BLTMMDCH40Z  5562 METROPCS, INC. 238   2010-11-11   
443-820 6 Elkridge MD BLTMMDCH40Z  5562 METROPCS, INC. 238   2010-11-11   
443-820 7 Elkridge MD BLTMMDCH40Z  5562 METROPCS, INC. 238   2010-11-11   
443-820 8 Elkridge MD BLTMMDCH40Z  5562 METROPCS, INC. 238   2010-12-27   
443-820 9 Elkridge MD BLTMMDCHW29  4716 PAETEC COMMUNICATIONS, INC. - MD 238      

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

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