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: 807

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
410-807 A Catonsville MD BLTMMDDNDS2  7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD 238      
410-807 0 Catonsville MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-04-05   
410-807 1 Catonsville MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-04-05   
410-807 2 Catonsville MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-04-05   
410-807 3 Catonsville MD   876D ONVOY, LLC - MD 238   2012-10-08   
410-807 4 Catonsville MD   8697 BALTIMORE-WASHINGTON TELEPHONE (BWT) 238   2006-05-13   
410-807 5 Catonsville MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-04-05   
410-807 6 Catonsville MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-04-05   
410-807 7 Catonsville MD   7591 LEVEL 3 TELECOM OF MARYLAND, LLC - MD 238      
410-807 8 Catonsville MD   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-03-25   
410-807 9 Catonsville MD   568G PEERLESS NETWORK OF MARYLAND, LLC 238   2013-03-25   

Last updated: Fri, 01 Jul 2022 02:53:40 UTC

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