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: 516

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
240-516 A Washington Zone 12 MD TYCRVA03AMD  2589 US LEC OF MARYLAND, INC. 236      
240-516 0 Washington Zone 12 MD TYCRVA03AMD  2589 US LEC OF MARYLAND, INC. 236      
240-516 1 Washington Zone 12 MD TYCRVA03AMD  2589 US LEC OF MARYLAND, INC. 236      
240-516 2 Washington Zone 12 MD TYCRVA03AMD  2589 US LEC OF MARYLAND, INC. 236      
240-516 3 Washington Zone 12 MD TYCRVA03AMD  2589 US LEC OF MARYLAND, INC. 236      
240-516 4 Washington Zone 12 MD BTVLMD12CMA  5562 METROPCS, INC. 236   2013-06-16   
240-516 5 Washington Zone 12 MD TYCRVA03AMD  2589 US LEC OF MARYLAND, INC. 236      
240-516 6 Washington Zone 12 MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2014-06-06   
240-516 7 Washington Zone 12 MD WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2007-04-05   
240-516 8 Washington Zone 12 MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2008-12-13   
240-516 9 Washington Zone 12 MD BTVLMD12CMA  5562 METROPCS, INC. 236   2013-07-25   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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