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.

Switch: BSMRNDBCX7X

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
701-207 8 Center ND 073H TELNYX LLC 638   2020-12-28   
701-207 9 Center ND 073H TELNYX LLC 638   2021-04-05   
701-299 5 Bismarck ND 073H TELNYX LLC 638   2023-02-25   
701-299 6 Bismarck ND 073H TELNYX LLC 638   2023-02-25   
701-301 8 Center ND 073H TELNYX LLC 638   2021-12-13   
701-315 1 Washburn ND 073H TELNYX LLC 638   2023-02-25   
701-315 8 Washburn ND 073H TELNYX LLC 638   2021-01-01   
701-315 9 Washburn ND 073H TELNYX LLC 638   2022-01-07   
701-494 1 Hazen ND 073H TELNYX LLC 638   2020-12-28   
701-498 6 Bismarck ND 073H TELNYX LLC 638   2021-03-05   
701-518 0 Bismarck ND 073H TELNYX LLC 638   2023-10-15   
701-531 1 Turtle Lake ND 073H TELNYX LLC 638   2023-10-20   
701-905 0 Beulah ND 073H TELNYX LLC 638   2020-12-28   
701-920 1 Center ND 073H TELNYX LLC 638   2022-06-06   
701-980 0 Underwood ND 073H TELNYX LLC 638   2021-01-01   
701-999 A Belfield ND 073H TELNYX LLC 638      
701-999 0 Belfield ND 073H TELNYX LLC 638   2017-04-22   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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