Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 410 [Rate centres in NPA 410] [Dial plan for NPA 410]

NXX: 741

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
410-741 A West River MD NRBHMDNE741  9212 VERIZON MARYLAND, INC. 238      
410-741 0 West River MD NRBHMDNE741  9212 VERIZON MARYLAND, INC. 238      
410-741 1 West River MD NRBHMDNE741  9212 VERIZON MARYLAND, INC. 238      
410-741 2 West River MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2004-04-02   
410-741 3 West River MD BLTMMDCHXNX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 238   2004-07-11   
410-741 4 West River MD BLTMMDDNDS2  7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD 238   2013-01-11   
410-741 5 West River MD NRBHMDNEDS0  9212 VERIZON MARYLAND, INC. 238      
410-741 6 West River MD NRBHMDNE741  9212 VERIZON MARYLAND, INC. 238      
410-741 7 West River MD BLTMMDCH25Z  8697 BALTIMORE-WASHINGTON TELEPHONE (BWT) 238   2015-06-20   
410-741 8 West River MD BLTMMDFMDS0  7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD 238   2006-07-31   
410-741 9 West River MD NRBHMDNE741  9212 VERIZON MARYLAND, INC. 238      

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

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