Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: BLTMMDCHXNX

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
443-568 4 Arbutus MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-568 5 Arbutus MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-568 9 Arbutus MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-576 A Randallstown MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-576 0 Randallstown MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-576 1 Randallstown MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-576 4 Randallstown MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-588 A Parkville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-588 0 Parkville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-588 1 Parkville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-588 2 Parkville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-588 4 Parkville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-588 5 Parkville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-588 7 Parkville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-588 9 Parkville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-637 A Armiger-Gibson Island MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-637 0 Armiger-Gibson Island MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-637 3 Armiger-Gibson Island MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-637 5 Armiger-Gibson Island MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-650 A Reisterstown MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-650 0 Reisterstown MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-650 1 Reisterstown MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-692 A Baltimore MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-692 0 Baltimore MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-692 1 Baltimore MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-692 2 Baltimore MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-692 3 Baltimore MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-692 4 Baltimore MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-692 5 Baltimore MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-692 6 Baltimore MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-692 9 Baltimore MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-701 A Arbutus MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-701 0 Arbutus MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-701 1 Arbutus MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-701 2 Arbutus MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-701 6 Arbutus MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2023-02-20   
443-703 A Baltimore MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-703 0 Baltimore MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-703 1 Baltimore MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-703 2 Baltimore MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-703 3 Baltimore MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2004-03-10   
443-703 4 Baltimore MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2004-04-16   
443-703 5 Baltimore MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2004-04-16   
443-703 7 Baltimore MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2004-04-16   
443-710 A Catonsville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-710 0 Catonsville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-710 4 Catonsville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-710 8 Catonsville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-716 3 Annapolis MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2007-03-18   
443-733 0 Waterloo MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2003-02-16   

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

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