Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 240 [Rate centres in NPA 240] [Dial plan for NPA 240]

NXX: 614

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
240-614 A Washington Zone 10 MD BTVLMD127MD  5562 METROPCS, INC. 236      
240-614 0 Washington Zone 10 MD BTVLMD12CM9  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
240-614 1 Washington Zone 10 MD BTVLMD12CM9  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
240-614 2 Washington Zone 10 MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236      
240-614 3 Washington Zone 10 MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236      
240-614 4 Washington Zone 10 MD MCLNVA23DS4  6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236      
240-614 5 Washington Zone 10 MD BTVLMD127MD  5562 METROPCS, INC. 236      
240-614 6 Washington Zone 10 MD BTVLMD12CM9  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 236      
240-614 7 Washington Zone 10 MD ARTNVAARXDY  318J COMCAST IP PHONE, LLC 236      
240-614 8 Washington Zone 10 MD BTVLMD127MD  5562 METROPCS, INC. 236      
240-614 9 Washington Zone 10 MD BTVLMD127MD  5562 METROPCS, INC. 236      

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.