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.

NPA: 385 [Rate centres in NPA 385] [Dial plan for NPA 385]

NXX: 559

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
385-559 A Kaysville UT SLKCUT267MD  939H COMMIO, LLC 660   2024-01-27   
385-559 0 Kaysville UT   939H COMMIO, LLC 660   2024-01-27   
385-559 1 Kaysville UT   939H COMMIO, LLC 660   2024-01-27   
385-559 2 Kaysville UT   939H COMMIO, LLC 660   2024-01-27   
385-559 4 Kaysville UT   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2024-12-04   
385-559 5 Kaysville UT   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2024-12-04   
385-559 6 Kaysville UT   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2024-02-09   
385-559 7 Kaysville UT   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2024-02-09   
385-559 8 Kaysville UT   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2024-02-09   
385-559 9 Kaysville UT   6010 NEW CINGULAR WIRELESS PCS, LLC 660   2025-05-29   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.