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: CPTWNDXADS0

Remotes:

Switch Switch name Switch type
BNFRNDXARS6  BINFORD  DCN 
MCHNNDXARS7  MCHENRY  DCN 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
701-797 A Cooperstown ND 1615 GRIGGS COUNTY TEL. CO. 636      
701-797 0 Cooperstown ND 1615 GRIGGS COUNTY TEL. CO. 636      
701-797 1 Cooperstown ND 1615 GRIGGS COUNTY TEL. CO. 636      
701-797 2 Cooperstown ND 1615 GRIGGS COUNTY TEL. CO. 636      
701-797 3 Cooperstown ND 1615 GRIGGS COUNTY TEL. CO. 636      
701-797 4 Cooperstown ND 1615 GRIGGS COUNTY TEL. CO. 636      
701-797 5 Cooperstown ND 1615 GRIGGS COUNTY TEL. CO. 636      
701-797 6 Cooperstown ND 1615 GRIGGS COUNTY TEL. CO. 636      
701-797 8 Cooperstown ND 1615 GRIGGS COUNTY TEL. CO. 636      
701-797 9 Cooperstown ND 1615 GRIGGS COUNTY TEL. CO. 636      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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