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: 254

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
240-254 A Hughesville MD WASHDCTTDS0  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      
240-254 0 Hughesville MD WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2005-08-15   
240-254 1 Hughesville MD   829J PAETEC ITEL, LLC 236   2004-02-05   
240-254 2 Hughesville MD ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236   2005-07-25   
240-254 3 Hughesville MD WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2005-08-15   
240-254 4 Hughesville MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2015-04-12   
240-254 7 Hughesville MD BTVLMD12CMA  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236   2014-10-10   
240-254 8 Hughesville MD   2593 CORE COMMUNICATIONS, INC.- MD 236   2004-03-26   
240-254 9 Hughesville MD WASHDCTTDS0  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236      

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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