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: 531 [Rate centres in NPA 531] [Dial plan for NPA 531]

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
531-530 A Lincoln NE   549E ONVOY, LLC - NE 958   2019-04-18   
531-530 0 Lincoln NE   549E ONVOY, LLC - NE 958   2019-04-18   
531-530 1 Lincoln NE   995E BANDWIDTH.COM CLEC, LLC - NE 958   2019-06-06   
531-530 2 Lincoln NE   549E ONVOY, LLC - NE 958   2019-06-10   
531-530 3 Lincoln NE   549E ONVOY, LLC - NE 958   2019-06-10   
531-530 4 Lincoln NE   621D TIME WARNER CABLE INFORMATION SVCS (NEBRASKA) - NE 958   2019-08-11   
531-530 5 Lincoln NE   549E ONVOY, LLC - NE 958   2019-04-26   
531-530 6 Lincoln NE   5807 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE 958   2019-09-05   
531-530 7 Lincoln NE   5807 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE 958   2019-10-16   
531-530 8 Lincoln NE   5807 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE 958   2019-11-11   
531-530 9 Lincoln NE   5807 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE 958   2019-12-10   

Last updated: Tue, 31 Dec 2019 02:37:20 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.