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.

OCN: 772G TELEPORT COMMUNICATIONS AMERICA - ND - LLC

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
701-264 6 Dickinson ND   638   2015-03-16   
701-289 8 Hillsboro ND   636   2018-10-26   
701-353 6 Fargo ND   636   2013-01-23   
701-354 A Bismarck ND BSMRNDBCVMD  638      
701-354 6 Bismarck ND   638   2012-06-12   
701-441 6 Minot ND   638   2019-10-07   
701-490 5 Valley City ND   636   2018-10-26   
701-510 7 Grafton ND   636   2021-03-29   
701-561 5 Fargo ND   636   2018-08-06   
701-575 3 Belfield ND   638   2014-07-25   
701-620 5 Grand Forks ND   636   2018-08-06   
701-620 6 Grand Forks ND   636   2013-03-06   
701-658 4 Jamestown ND   636   2016-02-12   
701-671 5 Wahpeton ND   636   2013-02-21   
701-681 8 Rugby ND   638   2020-12-02   
701-877 6 Bismarck ND   638   2019-06-07   
701-895 1 Casselton ND   636   2018-10-26   
701-929 2 Fargo ND   636   2016-11-28   

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.