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.

Slate Springs, MS

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
662-637 A SLSPMSXARP0  0448 CALHOUN CITY TEL. CO., INC. 482      
662-637 0   0448 CALHOUN CITY TEL. CO., INC. 482      
662-637 2   0448 CALHOUN CITY TEL. CO., INC. 482      
662-637 7   6396 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MS 482      
662-835 A JCSNMSCP64Z  6396 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MS 482      
662-835 0   6396 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MS 482   2016-10-27   
662-835 1   5562 METROPCS, INC. 482   2021-09-19   
662-835 2   516J TON80 COMMUNICATIONS, LLC 482   2021-07-25   
662-835 3   145J TERRA NOVA TELECOM INC. 482   2025-06-07   
662-835 4   624H ONVOY SPECTRUM, LLC 482   2024-12-15   
662-835 5   5562 METROPCS, INC. 482   2015-03-29   
662-835 6   719E ONVOY, LLC - MS 482   2022-10-15   
662-835 9   6396 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MS 482      

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.