Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 240 [Rate centres in NPA 240] [Dial plan for NPA 240]

NXX: 329

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
240-329 A Hagerstown MD FRDRMDFRXMD  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 240      
240-329 0 Hagerstown MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 240      
240-329 1 Hagerstown MD   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2006-09-10   
240-329 2 Hagerstown MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 240   2005-04-15   
240-329 3 Hagerstown MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 240   2005-04-15   
240-329 4 Hagerstown MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 240   2002-06-28   
240-329 5 Hagerstown MD   071F BANDWIDTH.COM CLEC, LLC - MD 240   2005-10-15   
240-329 6 Hagerstown MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 240   2005-05-13   
240-329 7 Hagerstown MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 240   2005-05-13   
240-329 8 Hagerstown MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 240   2005-01-08   
240-329 9 Hagerstown MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 240      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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