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: 575 [Rate centres in NPA 575] [Dial plan for NPA 575]

NXX: 222

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
575-222 A Las Cruces NM ALBQNMMAXUY  318J COMCAST IP PHONE, LLC 664      
575-222 0 Las Cruces NM   318J COMCAST IP PHONE, LLC 664   2015-10-16   
575-222 1 Las Cruces NM   123F BANDWIDTH.COM CLEC, LLC - NM 664   2015-11-16   
575-222 2 Las Cruces NM   206F ONVOY, LLC - NM 664   2017-06-19   
575-222 3 Las Cruces NM   5562 METROPCS, INC. 664   2016-03-26   
575-222 4 Las Cruces NM   318J COMCAST IP PHONE, LLC 664   2016-03-23   
575-222 5 Las Cruces NM   5562 METROPCS, INC. 664   2015-12-18   
575-222 6 Las Cruces NM   5562 METROPCS, INC. 664   2016-03-26   
575-222 7 Las Cruces NM   206F ONVOY, LLC - NM 664   2016-03-07   
575-222 8 Las Cruces NM   206F ONVOY, LLC - NM 664   2016-03-07   
575-222 9 Las Cruces NM   073H TELNYX LLC 664   2017-04-10   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.