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: WAUSWIXAX5X

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
715-626 A Loyal WI 506J TWILIO INTERNATIONAL, INC. 350   2025-01-17   
715-626 4 Loyal WI 506J TWILIO INTERNATIONAL, INC. 350   2025-01-18   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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