Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 301 [Rate centres in NPA 301] [Dial plan for NPA 301]

NXX: 259

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
301-259 A Tompkinsville MD TMVLMDTKRS0  9212 VERIZON MARYLAND, INC. 236      
301-259 0 Tompkinsville MD TMVLMDTKRS0  9212 VERIZON MARYLAND, INC. 236      
301-259 1 Tompkinsville MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2008-12-13   
301-259 2 Tompkinsville MD TMVLMDTKRS0  9212 VERIZON MARYLAND, INC. 236      
301-259 3 Tompkinsville MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2012-10-07   
301-259 4 Tompkinsville MD TMVLMDTKRS0  9212 VERIZON MARYLAND, INC. 236      
301-259 5 Tompkinsville MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2007-10-22   
301-259 6 Tompkinsville MD TMVLMDTKRS0  9212 VERIZON MARYLAND, INC. 236      
301-259 7 Tompkinsville MD TMVLMDTKRS0  9212 VERIZON MARYLAND, INC. 236      
301-259 8 Tompkinsville MD TMVLMDTKRS0  9212 VERIZON MARYLAND, INC. 236      
301-259 9 Tompkinsville MD   515J IP HORIZON LLC 236   2016-05-31   

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.