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: 317 [Rate centres in NPA 317] [Dial plan for NPA 317]

NXX: 774

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
317-774 A Noblesville IN NBVLIN01DS0  9325 AMERITECH INDIANA 336      
317-774 0 Noblesville IN   9325 AMERITECH INDIANA 336      
317-774 1 Noblesville IN   9325 AMERITECH INDIANA 336      
317-774 2 Noblesville IN   9325 AMERITECH INDIANA 336      
317-774 3 Noblesville IN   9325 AMERITECH INDIANA 336      
317-774 4 Noblesville IN   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 336   2009-05-15   
317-774 5 Noblesville IN   930B COMCAST PHONE OF CENTRAL INDIANA, LLC - IN 336   2010-09-02   
317-774 6 Noblesville IN   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 336   2010-07-22   
317-774 7 Noblesville IN   9325 AMERITECH INDIANA 336      
317-774 8 Noblesville IN   9325 AMERITECH INDIANA 336      
317-774 9 Noblesville IN   9325 AMERITECH INDIANA 336      

Last updated: Sun, 04 Apr 2021 19:28:27 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.