Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 443 [Rate centres in NPA 443] [Dial plan for NPA 443]

NXX: 872

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
443-872 A Baltimore MD   829J PAETEC ITEL, LLC 238   2025-04-01   
443-872 0 Baltimore MD   829J PAETEC ITEL, LLC 238      
443-872 1 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2011-02-04   
443-872 2 Baltimore MD   829J PAETEC ITEL, LLC 238   2003-09-22   
443-872 3 Baltimore MD   829J PAETEC ITEL, LLC 238   2003-09-22   
443-872 4 Baltimore MD   829J PAETEC ITEL, LLC 238   2003-09-22   
443-872 5 Baltimore MD   829J PAETEC ITEL, LLC 238   2003-09-22   
443-872 6 Baltimore MD   829J PAETEC ITEL, LLC 238   2003-06-26   
443-872 7 Baltimore MD   829J PAETEC ITEL, LLC 238   2003-06-26   
443-872 8 Baltimore MD   829J PAETEC ITEL, LLC 238   2003-06-26   
443-872 9 Baltimore MD BLTMMDCH40Z  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 238   2008-06-16   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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