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
443-378 5 Baltimore MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2004-09-23   
443-378 7 Baltimore MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2004-09-23   
443-378 8 Baltimore MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2004-09-23   
443-400 A Brooklyn Park-Linthicum MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-400 0 Brooklyn Park-Linthicum MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-400 2 Brooklyn Park-Linthicum MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-400 5 Brooklyn Park-Linthicum MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-407 A Dundalk MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-407 0 Dundalk MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-407 1 Dundalk MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-407 2 Dundalk MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-407 4 Dundalk MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-407 5 Dundalk MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-407 6 Dundalk MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-407 9 Dundalk MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-408 A Sparrows Point MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-408 0 Sparrows Point MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-408 1 Sparrows Point MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-408 5 Sparrows Point MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2005-10-13   
443-408 6 Sparrows Point MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2005-10-13   
443-408 9 Sparrows Point MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-430 A Columbia MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-430 0 Columbia MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-430 2 Columbia MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2005-08-14   
443-430 3 Columbia MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-430 6 Columbia MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2005-08-14   
443-430 9 Columbia MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-433 A Annapolis MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-433 0 Annapolis MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-433 4 Annapolis MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-433 5 Annapolis MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-433 7 Annapolis MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-440 A Annapolis MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-440 4 Annapolis MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-440 6 Annapolis MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2010-08-16   
443-445 9 Elkridge MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2001-11-19   
443-458 A Annapolis MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-458 0 Annapolis MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-458 1 Annapolis MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-458 4 Annapolis MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-458 6 Annapolis MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-458 7 Annapolis MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-458 9 Annapolis MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-459 2 Elkridge MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2005-02-15   
443-459 8 Elkridge MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2005-12-12   
443-459 9 Elkridge MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2005-12-12   
443-460 A Essex MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-460 0 Essex MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-460 1 Essex MD 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
443-460 2 Essex 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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