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: 723

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
301-723 A Cumberland MD CMLDMDCMDS0  9212 VERIZON MARYLAND, INC. 240      
301-723 0 Cumberland MD CMLDMDCM5MD  4720 USCOC OF CUMBERLAND, INC. DBA UNITED STATES CEL MD 240   2005-07-22   
301-723 1 Cumberland MD FRDRMDFRKMD  5562 METROPCS, INC. 240   2018-05-29   
301-723 2 Cumberland MD CMLDMDCMDS0  9212 VERIZON MARYLAND, INC. 240      
301-723 3 Cumberland MD CMLDMDCMDS0  9212 VERIZON MARYLAND, INC. 240      
301-723 4 Cumberland MD CMLDMDCMDS0  9212 VERIZON MARYLAND, INC. 240      
301-723 5 Cumberland MD CMLDMDCMDS0  9212 VERIZON MARYLAND, INC. 240      
301-723 6 Cumberland MD CMLDMDCMDS0  9212 VERIZON MARYLAND, INC. 240      
301-723 7 Cumberland MD FRDRMDFRX7X  7228 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MD 240   2006-07-01   
301-723 8 Cumberland MD CMLDMDCMDS0  9212 VERIZON MARYLAND, INC. 240      
301-723 9 Cumberland MD CMLDMDCMDS0  9212 VERIZON MARYLAND, INC. 240      

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

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