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: 473

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
301-473 A Frederick MD BRHGMDBHRS1  9212 VERIZON MARYLAND, INC. 240      
301-473 0 Frederick MD FRDRMDFRKMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 240      
301-473 1 Frederick MD FRDRMDFR9MD  5562 METROPCS, INC. 240      
301-473 2 Frederick MD MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240      
301-473 3 Frederick MD MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240      
301-473 4 Frederick MD BRHGMDBHRS1  9212 VERIZON MARYLAND, INC. 240      
301-473 5 Frederick MD BRHGMDBHRS1  9212 VERIZON MARYLAND, INC. 240      
301-473 6 Frederick MD FRDRMDFRKMD  6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC 240      
301-473 7 Frederick MD BRHGMDBHRS1  9212 VERIZON MARYLAND, INC. 240      
301-473 8 Frederick MD BRHGMDBHRS1  9212 VERIZON MARYLAND, INC. 240      
301-473 9 Frederick MD BRHGMDBHRS1  9212 VERIZON MARYLAND, INC. 240      

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

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