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: CRVWFLXAX2X

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
850-924 A DeFuniak Springs FL 506J TWILIO INTERNATIONAL, INC. 44814      
850-924 4 DeFuniak Springs FL 506J TWILIO INTERNATIONAL, INC. 44814   2024-11-29   

Last updated: Fri, 25 Jul 2025 03:21:23 UTC

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