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: 617

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
240-617 A Highfield MD HGTWMDHGDMD  071F BANDWIDTH.COM CLEC, LLC - MD 240      
240-617 0 Highfield MD HGTWMDHGDMD  071F BANDWIDTH.COM CLEC, LLC - MD 240      
240-617 1 Highfield MD CMLDMDCMEMD  876D ONVOY, LLC - MD 240      
240-617 2 Highfield MD CMLDMDCMEMD  876D ONVOY, LLC - MD 240      
240-617 3 Highfield MD CMLDMDCMEMD  876D ONVOY, LLC - MD 240      
240-617 4 Highfield MD CMLDMDCMEMD  876D ONVOY, LLC - MD 240      
240-617 5 Highfield MD CMLDMDCMEMD  876D ONVOY, LLC - MD 240      
240-617 6 Highfield MD   2593 CORE COMMUNICATIONS, INC.- MD 240      
240-617 7 Highfield MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 240      
240-617 8 Highfield MD HGTWMD530MD  073H TELNYX LLC 240      
240-617 9 Highfield MD   2593 CORE COMMUNICATIONS, INC.- MD 240      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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