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: 241

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
301-241 A Highfield MD HGFLMDHFRS0  9212 VERIZON MARYLAND, INC. 240      
301-241 0 Highfield MD HGTWMDHGDMD  071F BANDWIDTH.COM CLEC, LLC - MD 240   2012-01-22   
301-241 1 Highfield MD HGFLMDHFRS0  9212 VERIZON MARYLAND, INC. 240      
301-241 2 Highfield MD FRDRMDFRXTX  318J COMCAST IP PHONE, LLC 240   2010-03-02   
301-241 3 Highfield MD HGFLMDHFRS0  9212 VERIZON MARYLAND, INC. 240      
301-241 4 Highfield MD HGFLMDHFRS0  9212 VERIZON MARYLAND, INC. 240      
301-241 5 Highfield MD HGFLMDHFRS0  9212 VERIZON MARYLAND, INC. 240      
301-241 6 Highfield MD HGTWMDHGDMD  071F BANDWIDTH.COM CLEC, LLC - MD 240   2014-07-12   
301-241 7 Highfield MD HGTWMDHGDMD  071F BANDWIDTH.COM CLEC, LLC - MD 240   2007-06-04   
301-241 8 Highfield MD HGTWMDHGDMD  071F BANDWIDTH.COM CLEC, LLC - MD 240   2014-10-06   
301-241 9 Highfield MD HGTWMDHGDMD  071F BANDWIDTH.COM CLEC, LLC - MD 240   2015-02-13   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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