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.
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Switch: GRFRARXAPS0

Remotes:

Switch Switch name Switch type
GRFRARXARP0    RP 
RUDDARXARP0  RUDD  RP 
RUDDARXARS1  RUDD  RSC 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
870-712 A Green Forest AR 1691 WINDSTREAM ARKANSAS, INC. 528      
870-712 9 Green Forest AR 1691 WINDSTREAM ARKANSAS, INC. 528   2015-06-19   

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

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