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: LFYTINXA6MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
317-256 A Indianapolis IN 6630 USA MOBILITY WIRELESS, INC. 336      
317-303 A Indianapolis IN 6630 USA MOBILITY WIRELESS, INC. 336      
317-307 A Indianapolis IN 6630 USA MOBILITY WIRELESS, INC. 336      
317-309 A Indianapolis IN 6630 USA MOBILITY WIRELESS, INC. 336      
317-320 A Indianapolis IN 6630 USA MOBILITY WIRELESS, INC. 336      
317-330 A Indianapolis IN 6630 USA MOBILITY WIRELESS, INC. 336      
317-380 A Indianapolis IN 6630 USA MOBILITY WIRELESS, INC. 336      
317-382 A Indianapolis IN 6630 USA MOBILITY WIRELESS, INC. 336      
317-393 A Indianapolis IN 6630 USA MOBILITY WIRELESS, INC. 336      
317-394 A Indianapolis IN 6630 USA MOBILITY WIRELESS, INC. 336      
317-424 A Indianapolis IN 6630 USA MOBILITY WIRELESS, INC. 336      
317-425 A Indianapolis IN 6630 USA MOBILITY WIRELESS, INC. 336      
317-461 A Indianapolis IN 6630 USA MOBILITY WIRELESS, INC. 336      
317-725 A Indianapolis IN 6630 USA MOBILITY WIRELESS, INC. 336      
317-906 A Indianapolis IN 6630 USA MOBILITY WIRELESS, INC. 336      
317-949 A Indianapolis IN 6630 USA MOBILITY WIRELESS, INC. 336      
317-980 A Indianapolis IN 6630 USA MOBILITY WIRELESS, INC. 336      
317-990 A Indianapolis IN 6630 USA MOBILITY WIRELESS, INC. 336      
765-218 A Eaton IN 6630 USA MOBILITY WIRELESS, INC. 336      
765-260 A Buck Creek IN 6630 USA MOBILITY WIRELESS, INC. 336      
765-272 A Amboy IN 6630 USA MOBILITY WIRELESS, INC. 336      

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

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