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: 410 [Rate centres in NPA 410] [Dial plan for NPA 410]

NXX: 705

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
410-705 A Waterloo (Washington DC LATA) MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236      
410-705 0 Waterloo (Washington DC LATA) MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2014-10-20   
410-705 1 Waterloo (Washington DC LATA) MD WASLDCRGDS0  281E YMAX COMMUNICATIONS CORP. - MD 236   2008-05-26   
410-705 2 Waterloo (Washington DC LATA) MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2020-10-17   
410-705 3 Waterloo (Washington DC LATA) MD WASLDCRGDS0  281E YMAX COMMUNICATIONS CORP. - MD 236   2008-05-26   
410-705 4 Waterloo (Washington DC LATA) MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2015-02-13   
410-705 5 Waterloo (Washington DC LATA) MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2015-07-06   
410-705 6 Waterloo (Washington DC LATA) MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2007-10-22   
410-705 7 Waterloo (Washington DC LATA) MD VINNVACBDS0  876D ONVOY, LLC - MD 236   2020-10-17   
410-705 8 Waterloo (Washington DC LATA) MD WASLDCRGDS0  281E YMAX COMMUNICATIONS CORP. - MD 236   2007-07-28   
410-705 9 Waterloo (Washington DC LATA) MD   515J IP HORIZON LLC 236   2015-03-21   

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.