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: 739

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
240-739 A Frederick MD CMLDMDCMWMD  515J IP HORIZON LLC 240      
240-739 0 Frederick MD FRDRMDFRXSX  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2020-11-24   
240-739 1 Frederick MD   515J IP HORIZON LLC 240   2020-11-06   
240-739 2 Frederick MD FRDRMDFRXSX  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2020-11-24   
240-739 3 Frederick MD FRDRMDFRXTX  318J COMCAST IP PHONE, LLC 240   2021-03-14   
240-739 4 Frederick MD FRDRMDFR9MD  5562 METROPCS, INC. 240   2020-12-31   
240-739 5 Frederick MD CMLDMDCM2MD  836G SHENTEL COMMUNICATIONS, LLC. - MD 240   2021-07-23   
240-739 6 Frederick MD CMLDMDCMEMD  876D ONVOY, LLC - MD 240   2021-08-16   
240-739 7 Frederick MD CMLDMDCMEMD  876D ONVOY, LLC - MD 240   2021-08-16   
240-739 8 Frederick MD FRDRMDFRKMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 240   2021-08-20   
240-739 9 Frederick MD FRDRMDFRKMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 240   2021-08-20   

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

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