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: 342

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
601-342 A Laurel MS HTBGMS050MD  5562 METROPCS, INC. 482      
601-342 0 Laurel MS   992E BANDWIDTH.COM CLEC, LLC - MS 482   2008-11-30   
601-342 1 Laurel MS   5562 METROPCS, INC. 482      
601-342 2 Laurel MS   318J COMCAST IP PHONE, LLC 482   2007-08-01   
601-342 3 Laurel MS   5562 METROPCS, INC. 482   2011-10-09   
601-342 4 Laurel MS   145J TERRA NOVA TELECOM INC. 482   2024-12-29   
601-342 5 Laurel MS   318J COMCAST IP PHONE, LLC 482   2015-08-06   
601-342 6 Laurel MS   5562 METROPCS, INC. 482      
601-342 7 Laurel MS   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 482   2011-10-20   
601-342 8 Laurel MS   516C AT&T CORP. 482   2012-12-03   
601-342 9 Laurel MS   6916 ELISKA WIRELESS VENTURES SUBSIDIARY I, LLC 482      

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.