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: RTCLARXARS1

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
479-635 A Ratcliff AR 1142 BRIGHTSPEED OF NORTHWEST ARKANSAS, LLC 528      
479-635 0 Ratcliff AR 1142 BRIGHTSPEED OF NORTHWEST ARKANSAS, LLC 528      
479-635 1 Ratcliff AR 1142 BRIGHTSPEED OF NORTHWEST ARKANSAS, LLC 528      
479-635 2 Ratcliff AR 1142 BRIGHTSPEED OF NORTHWEST ARKANSAS, LLC 528      
479-635 3 Ratcliff AR 1142 BRIGHTSPEED OF NORTHWEST ARKANSAS, LLC 528      
479-635 4 Ratcliff AR 1142 BRIGHTSPEED OF NORTHWEST ARKANSAS, LLC 528      
479-635 5 Ratcliff AR 1142 BRIGHTSPEED OF NORTHWEST ARKANSAS, LLC 528      
479-635 7 Ratcliff AR 1142 BRIGHTSPEED OF NORTHWEST ARKANSAS, LLC 528      
479-635 8 Ratcliff AR 1142 BRIGHTSPEED OF NORTHWEST ARKANSAS, LLC 528      
479-635 9 Ratcliff AR 1142 BRIGHTSPEED OF NORTHWEST ARKANSAS, LLC 528      

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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