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: 664

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
240-664 A Cumberland MD HGTWMD53DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 240      
240-664 0 Cumberland MD CMLDMDCMEMD  876D ONVOY, LLC - MD 240   2021-09-20   
240-664 1 Cumberland MD FRDRMDFRKMD  5562 METROPCS, INC. 240   2019-07-14   
240-664 2 Cumberland MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2024-03-02   
240-664 3 Cumberland MD FRDRMDFRKMD  5562 METROPCS, INC. 240   2019-10-06   
240-664 4 Cumberland MD   2593 CORE COMMUNICATIONS, INC.- MD 240   2019-07-31   
240-664 5 Cumberland MD   2593 CORE COMMUNICATIONS, INC.- MD 240   2019-07-31   
240-664 6 Cumberland MD   2593 CORE COMMUNICATIONS, INC.- MD 240   2019-06-27   
240-664 7 Cumberland MD   2593 CORE COMMUNICATIONS, INC.- MD 240   2019-06-27   
240-664 8 Cumberland MD   2593 CORE COMMUNICATIONS, INC.- MD 240   2019-06-27   
240-664 9 Cumberland MD HGTWMD53DS0  568G PEERLESS NETWORK OF MARYLAND, LLC 240   2019-05-04   

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

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