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: 701 [Rate centres in NPA 701] [Dial plan for NPA 701]

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
701-999 2 Belfield ND BSMRNDJCDS0  460H PEERLESS NETWORK OF NORTH DAKOTA, LLC 638   2019-06-09   
701-999 3 Belfield ND BSMRNDBCSMD  452F ONVOY, LLC - ND 638   2019-09-06   
701-999 4 Belfield ND BSMRNDBCSMD  452F ONVOY, LLC - ND 638   2019-09-06   
701-999 5 Belfield ND BSMRNDBCSMD  452F ONVOY, LLC - ND 638   2020-12-11   
701-999 6 Belfield ND BSMRNDBCSMD  452F ONVOY, LLC - ND 638   2020-08-20   
701-999 7 Belfield ND BSMRNDBCX1X  508J CENTURYLINK COMMUNICATIONS LLC 638   2017-05-25   
701-999 8 Belfield ND BSMRNDJCDS0  460H PEERLESS NETWORK OF NORTH DAKOTA, LLC 638   2018-08-31   
701-999 9 Belfield ND BSMRNDJC9MD  073H TELNYX LLC 638   2017-04-22   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60

Last updated: Wed, 01 Jun 2022 03:09:23 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.