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: BKNGSDXBDS0

Remotes:

Switch Switch name Switch type
CHESSDXARS1  CHESTER  RSC 
NUNDSDXARS2  NUNDA  RSC 
SINASDXARS3  SINAI  RSC 
WNWOSDXARS4  WENTWORTH  RSC 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
605-483 A Wentworth SD 1651 INTERSTATE TELECOM COOP, INC. - SD 640      
605-489 A Chester SD 1651 INTERSTATE TELECOM COOP, INC. - SD 640      
605-586 A Nunda SD 1651 INTERSTATE TELECOM COOP, INC. - SD 640      
605-693 A Brookings Rural SD 1651 INTERSTATE TELECOM COOP, INC. - SD 640      
605-826 A Sinai SD 1651 INTERSTATE TELECOM COOP, INC. - SD 640      
605-873 A Estelline SD 1651 INTERSTATE TELECOM COOP, INC. - SD 640      

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

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