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: 660 [Rate centres in NPA 660] [Dial plan for NPA 660]

NXX: 297

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
660-297 A Albany MO ALBYMOXAPS0  1885 WINDSTREAM MISSOURI, INC. 524      
660-297 0 Albany MO   5814 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO 524   2024-10-17   
660-297 2 Albany MO   624H ONVOY SPECTRUM, LLC 524   2020-08-05   
660-297 3 Albany MO   624H ONVOY SPECTRUM, LLC 524   2020-08-05   
660-297 4 Albany MO   624H ONVOY SPECTRUM, LLC 524   2020-08-05   
660-297 5 Albany MO   4932 LEVEL 3 COMMUNICATIONS, LLC - MO 524   2021-04-06   
660-297 6 Albany MO   093F ONVOY, LLC - MO 524   2020-10-25   
660-297 7 Albany MO   508J CENTURYLINK COMMUNICATIONS, LLC 524   2017-09-13   
660-297 8 Albany MO   093F ONVOY, LLC - MO 524   2021-05-15   
660-297 9 Albany MO   1885 WINDSTREAM MISSOURI, INC. 524   2016-10-15   

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.