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: 837

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
601-837 A Collins MS JCSNMSHA2MD  5178 LEVEL 3 COMMUNICATIONS, LLC - MS 482      
601-837 0 Collins MS JCSNMSHA2MD  5178 LEVEL 3 COMMUNICATIONS, LLC - MS 482      
601-837 1 Collins MS JCSNMSPSX4Y  992E BANDWIDTH.COM CLEC, LLC - MS 482      
601-837 2 Collins MS JCSNMS63DS1  3704 TEC OF JACKSON, INC. - MS 482      
601-837 3 Collins MS JCSNMSCPXHY  4886 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MS 482      
601-837 4 Collins MS JCSNMSQBG02  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 482      
601-837 5 Collins MS JCSNMSPSXBY  516C AT&T CORP. 482      
601-837 6 Collins MS JCSNMSQBG02  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 482      
601-837 7 Collins MS JCSNMSCPXMZ  719E ONVOY, LLC - MS 482      
601-837 8 Collins MS JCSNMSCPXMZ  719E ONVOY, LLC - MS 482      
601-837 9 Collins MS JCSNMSQBG02  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 482      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.