Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 301 [Rate centres in NPA 301] [Dial plan for NPA 301]

NXX: 712

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
301-712 A Frederick MD FRDRMDFRX7X  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 240      
301-712 0 Frederick MD FRDRMDFR9MD  5562 METROPCS, INC. 240   2004-10-03   
301-712 1 Frederick MD FRDRMDFR9MD  5562 METROPCS, INC. 240   2004-10-03   
301-712 2 Frederick MD FRDRMDFR9MD  5562 METROPCS, INC. 240   2005-02-11   
301-712 3 Frederick MD FRDRMDFR9MD  5562 METROPCS, INC. 240   2005-12-10   
301-712 4 Frederick MD FRDRMDFR9MD  5562 METROPCS, INC. 240   2006-02-19   
301-712 5 Frederick MD FRDRMDFRXSX  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2006-04-24   
301-712 6 Frederick MD FRDRMDFRXSX  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2006-04-24   
301-712 7 Frederick MD FRDRMDFRXSX  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2006-04-24   
301-712 8 Frederick MD FRDRMDFRXSX  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 240   2006-04-24   
301-712 9 Frederick MD FRDRMDFRX7X  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 240   2004-09-13   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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