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: 402 [Rate centres in NPA 402] [Dial plan for NPA 402]

NXX: 523

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
402-523 A Tamora NE TAMRNEXLRP0  1568 WINDSTREAM NEBRASKA, INC. 958      
402-523 0 Tamora NE   995E BANDWIDTH.COM CLEC, LLC - NE 958   2012-01-15   
402-523 1 Tamora NE   549E ONVOY, LLC - NE 958   2021-03-15   
402-523 2 Tamora NE   549E ONVOY, LLC - NE 958   2019-04-26   
402-523 3 Tamora NE   508J CENTURYLINK COMMUNICATIONS, LLC 958   2014-07-28   
402-523 4 Tamora NE   1568 WINDSTREAM NEBRASKA, INC. 958      
402-523 5 Tamora NE   1568 WINDSTREAM NEBRASKA, INC. 958      
402-523 6 Tamora NE   1568 WINDSTREAM NEBRASKA, INC. 958      
402-523 7 Tamora NE   1568 WINDSTREAM NEBRASKA, INC. 958      
402-523 8 Tamora NE   549E ONVOY, LLC - NE 958   2021-03-15   
402-523 9 Tamora NE   1568 WINDSTREAM NEBRASKA, INC. 958      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.