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: MNSPARXADS0

Remotes:

Switch Switch name Switch type
SRTGARXBRS0  SARATOGA  RLC 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
870-287 A Mineral Springs AR 1729 WALNUT HILL TEL. CO. 528      
870-287 0 Mineral Springs AR 1729 WALNUT HILL TEL. CO. 528      
870-287 1 Mineral Springs AR 1729 WALNUT HILL TEL. CO. 528      
870-287 2 Mineral Springs AR 1729 WALNUT HILL TEL. CO. 528      
870-287 3 Mineral Springs AR 1729 WALNUT HILL TEL. CO. 528      
870-287 4 Mineral Springs AR 1729 WALNUT HILL TEL. CO. 528      
870-287 5 Mineral Springs AR 1729 WALNUT HILL TEL. CO. 528      
870-287 6 Mineral Springs AR 1729 WALNUT HILL TEL. CO. 528      
870-287 7 Mineral Springs AR 1729 WALNUT HILL TEL. CO. 528      
870-287 8 Mineral Springs AR 1729 WALNUT HILL TEL. CO. 528      

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

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