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: 340

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
601-340 A Laurel MS MRDNMSIFCM2  6744 SOUTHERN COMMUNICATIONS SERVICES, INC. 482      
601-340 0 Laurel MS MRDNMSIFCM2  6744 SOUTHERN COMMUNICATIONS SERVICES, INC. 482      
601-340 1 Laurel MS MRDNMSIFCM2  6744 SOUTHERN COMMUNICATIONS SERVICES, INC. 482      
601-340 2 Laurel MS MRDNMSIFCM2  6744 SOUTHERN COMMUNICATIONS SERVICES, INC. 482      
601-340 3 Laurel MS JCSNMSCP67Z  318J COMCAST IP PHONE, LLC 482   2013-11-01   
601-340 4 Laurel MS JCSNMSPSX4Y  992E BANDWIDTH.COM CLEC, LLC - MS 482   2014-05-29   
601-340 5 Laurel MS JCSNMSPSX4Y  992E BANDWIDTH.COM CLEC, LLC - MS 482   2015-06-14   
601-340 6 Laurel MS JCSNMSPSX4Y  992E BANDWIDTH.COM CLEC, LLC - MS 482   2015-11-12   
601-340 7 Laurel MS JCSNMSCP41Z  508J CENTURYLINK COMMUNICATIONS, LLC 482   2014-01-13   
601-340 8 Laurel MS JCSNMSCPXMZ  719E ONVOY, LLC - MS 482   2016-03-26   
601-340 9 Laurel MS JCSNMSCPXMZ  719E ONVOY, LLC - MS 482   2016-03-26   

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.