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: 768

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
231-768 A Le Roy MI LROYMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
231-768 0 Le Roy MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348      
231-768 1 Le Roy MI GDRPMIBLXTZ  3535 ACD TELECOM, INC. - MI 348      
231-768 2 Le Roy MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348      
231-768 3 Le Roy MI GDRQMIBODMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348      
231-768 4 Le Roy MI LROYMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
231-768 5 Le Roy MI LROYMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
231-768 6 Le Roy MI TRCYMIMNWMD  508J CENTURYLINK COMMUNICATIONS, LLC 348      
231-768 7 Le Roy MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348      
231-768 8 Le Roy MI   829J PAETEC ITEL, LLC 348      

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.