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: 645

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
410-645 A Woodlawn MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-645 0 Woodlawn MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2008-12-11   
410-645 1 Woodlawn MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      
410-645 2 Woodlawn MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-03-29   
410-645 3 Woodlawn MD BLTMMDCH08Z  4492 VDL, INC. DBA GLOBAL TELECOM BROKERS - MD 238   2004-02-11   
410-645 4 Woodlawn MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2004-04-02   
410-645 5 Woodlawn MD BLTMMDDNDS2  7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD 238   2006-06-01   
410-645 6 Woodlawn MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-04-30   
410-645 7 Woodlawn MD   2593 CORE COMMUNICATIONS, INC.- MD 238   2019-04-30   
410-645 8 Woodlawn MD BLTMMDCHXFX  318J COMCAST IP PHONE, LLC 238   2007-08-13   
410-645 9 Woodlawn MD BLTOMDKHDS0  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 238      

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

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