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
443-460 3 Essex MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-460 4 Essex MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-460 6 Essex MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-460 7 Essex MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-460 9 Essex MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-478 1 Baltimore MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2010-01-30   
443-482 5 Annapolis MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2006-11-03   
443-482 6 Annapolis MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2006-11-03   
443-485 4 Elkton MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2021-10-08   
443-487 8 Westminster MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2002-11-25   
443-489 0 Chase MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2001-11-19   
443-498 A Catonsville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-498 0 Catonsville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-498 1 Catonsville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-498 2 Catonsville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-498 4 Catonsville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-498 5 Catonsville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-498 9 Catonsville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-503 A Dundalk MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-503 0 Dundalk MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-503 1 Dundalk MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-503 2 Dundalk MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-524 A Baltimore MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-548 A Pikesville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-548 0 Pikesville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-548 1 Pikesville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-548 2 Pikesville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-548 4 Pikesville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-548 5 Pikesville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-548 6 Pikesville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-548 7 Pikesville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-548 8 Pikesville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-548 9 Pikesville MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-557 A Glen Burnie MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-557 0 Glen Burnie MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-557 1 Glen Burnie MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-557 2 Glen Burnie MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-557 4 Glen Burnie MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-557 5 Glen Burnie MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-557 6 Glen Burnie MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-557 7 Glen Burnie MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-557 9 Glen Burnie MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-558 A Aberdeen MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
443-558 0 Aberdeen MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
443-558 3 Aberdeen MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
443-558 7 Aberdeen MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
443-568 A Arbutus MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-568 0 Arbutus MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-568 1 Arbutus MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-568 2 Arbutus MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      

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

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