Local Calling Guide

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NPA: 410 [Rate centres in NPA 410] [Dial plan for NPA 410]

NXX: 856

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
410-856 A Baltimore MD CYVLMDDADS0  9212 VERIZON MARYLAND, INC. 238      
410-856 0 Baltimore MD CYVLMDDADS0  9212 VERIZON MARYLAND, INC. 238      
410-856 1 Baltimore MD BLTMMDCH14Z  5966 LIGHTWAVE COMMUNICATIONS, LLC - MD 238   2005-04-21   
410-856 2 Baltimore MD CYVLMDDADS0  9212 VERIZON MARYLAND, INC. 238      
410-856 3 Baltimore MD CYVLMDDADS0  9212 VERIZON MARYLAND, INC. 238      
410-856 4 Baltimore MD CYVLMDDADS0  9212 VERIZON MARYLAND, INC. 238      
410-856 5 Baltimore MD CYVLMDDADS0  9212 VERIZON MARYLAND, INC. 238      
410-856 6 Baltimore MD BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
410-856 7 Baltimore MD BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
410-856 8 Baltimore MD BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      
410-856 9 Baltimore MD BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238      

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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