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.

OCN: 6832 NEXTWAVE TELECOM, INC DBA NEXTWAVE WIRELESS

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
210-329 A San Antonio TX SNAOTXBL1MD  566      
303-943 A Denver CO ENWDCOAU1MD  656      
508-204 A Framingham MA FRMNMAUN04T  128      
508-290 A Natick MA MRBOMAFZCM0  128      
617-518 A Boston MA CMBRMA0118T  128      

Last updated: Sun, 04 Apr 2021 19:28:27 UTC

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