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: 601 [Rate centres in NPA 601] [Dial plan for NPA 601]

NXX: 707

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
601-707 A Madison MS JCSNMSCPX4Z  829J PAETEC ITEL, LLC 482      
601-707 0 Madison MS JCSNMSCPX4Z  829J PAETEC ITEL, LLC 482      
601-707 1 Madison MS JCSNMSCPX4Z  829J PAETEC ITEL, LLC 482      
601-707 2 Madison MS JCSNMSCPX4Z  829J PAETEC ITEL, LLC 482      
601-707 3 Madison MS JCSOMSGVDS0  5278 TELEPAK NETWORKS, INC. - MS 482   2006-05-04   
601-707 4 Madison MS JCSNMSHA2MD  5178 LEVEL 3 COMMUNICATIONS, LLC - MS 482   2008-11-25   
601-707 5 Madison MS JCSNMSCP67Z  318J COMCAST IP PHONE, LLC 482   2008-02-11   
601-707 6 Madison MS JCSNMSCPXMZ  719E ONVOY, LLC - MS 482   2016-04-15   
601-707 7 Madison MS JCSNMSCP67Z  318J COMCAST IP PHONE, LLC 482   2006-09-11   
601-707 8 Madison MS JCSNMSHA2MD  5178 LEVEL 3 COMMUNICATIONS, LLC - MS 482   2006-12-11   
601-707 9 Madison MS JCSNMSHA2MD  5178 LEVEL 3 COMMUNICATIONS, LLC - MS 482   2006-12-11   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.