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: 231 [Rate centres in NPA 231] [Dial plan for NPA 231]

NXX: 734

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
231-734 A Evart MI EVRTMIMNDS0  9323 MICHIGAN BELL TEL CO 348      
231-734 0 Evart MI EVRTMIMNDS0  9323 MICHIGAN BELL TEL CO 348      
231-734 1 Evart MI   829J PAETEC ITEL, LLC 348      
231-734 2 Evart MI EVRTMIMNDS0  9323 MICHIGAN BELL TEL CO 348      
231-734 3 Evart MI EVRTMIMNDS0  9323 MICHIGAN BELL TEL CO 348      
231-734 4 Evart MI EVRTMIMNDS0  9323 MICHIGAN BELL TEL CO 348      
231-734 5 Evart MI EVRTMIMNDS0  9323 MICHIGAN BELL TEL CO 348      
231-734 6 Evart MI EVRTMIMNDS0  9323 MICHIGAN BELL TEL CO 348      
231-734 8 Evart MI BRSPMI09DS0  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348      
231-734 9 Evart MI EVRTMIMNDS0  9323 MICHIGAN BELL TEL CO 348      

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.