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: 489

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
240-489 A Poolesville MD WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-489 0 Poolesville MD WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-489 1 Poolesville MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236      
240-489 2 Poolesville MD MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-489 3 Poolesville MD ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236      
240-489 4 Poolesville MD WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-489 5 Poolesville MD WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-489 6 Poolesville MD   145J TERRA NOVA TELECOM INC. 236      
240-489 8 Poolesville MD   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-489 9 Poolesville MD WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      

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

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