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: 220

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
240-220 A Poolesville MD SLSPMD91DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 236      
240-220 0 Poolesville MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2021-03-04   
240-220 1 Poolesville MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2021-04-19   
240-220 2 Poolesville MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2021-12-23   
240-220 3 Poolesville MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2021-07-12   
240-220 4 Poolesville MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2022-01-02   
240-220 5 Poolesville MD SLSPMD91DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 236   2022-04-04   
240-220 6 Poolesville MD SLSPMD91DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 236   2021-12-25   
240-220 7 Poolesville MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2022-04-25   
240-220 8 Poolesville MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2022-02-21   
240-220 9 Poolesville MD SLSPMD91DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 236      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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