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: 891

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
601-891 A Florence MS JCSNMSCP67Z  318J COMCAST IP PHONE, LLC 482      
601-891 0 Florence MS   992E BANDWIDTH.COM CLEC, LLC - MS 482   2008-11-30   
601-891 1 Florence MS   719E ONVOY, LLC - MS 482   2017-12-18   
601-891 2 Florence MS   4724 DIXIE NET COMMUNICATIONS, LLC 482   2008-07-20   
601-891 4 Florence MS   318J COMCAST IP PHONE, LLC 482   2005-09-15   
601-891 5 Florence MS   719E ONVOY, LLC - MS 482   2021-02-23   
601-891 6 Florence MS   719E ONVOY, LLC - MS 482   2021-02-23   
601-891 7 Florence MS   5178 LEVEL 3 COMMUNICATIONS, LLC - MS 482   2022-06-02   
601-891 8 Florence MS   318J COMCAST IP PHONE, LLC 482   2006-12-28   
601-891 9 Florence MS   073H TELNYX LLC 482   2023-09-16   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.