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: 985 [Rate centres in NPA 985] [Dial plan for NPA 985]

NXX: 774

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
985-774 A Slidell LA NWORLAMA99Z  150C VOICESTREAM GSM I, LLC 490      
985-774 0 Slidell LA NWORLAMA99Z  150C VOICESTREAM GSM I, LLC 490   2005-11-30   
985-774 1 Slidell LA NWORLAMA99Z  150C VOICESTREAM GSM I, LLC 490      
985-774 2 Slidell LA NWORLAMA46Z  749E ONVOY, LLC - LA 490   2014-09-04   
985-774 3 Slidell LA NWORLAMA99Z  150C VOICESTREAM GSM I, LLC 490      
985-774 4 Slidell LA NWORLAMA99Z  150C VOICESTREAM GSM I, LLC 490      
985-774 5 Slidell LA NWORLAMA99Z  150C VOICESTREAM GSM I, LLC 490   2004-07-26   
985-774 6 Slidell LA NWORLAMA99Z  150C VOICESTREAM GSM I, LLC 490      
985-774 7 Slidell LA NWORLAMA99Z  150C VOICESTREAM GSM I, LLC 490   2004-03-02   
985-774 8 Slidell LA NWORLAMA99Z  150C VOICESTREAM GSM I, LLC 490   2003-10-20   
985-774 9 Slidell LA NWORLAMA99Z  150C VOICESTREAM GSM I, LLC 490      

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.