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: 712 [Rate centres in NPA 712] [Dial plan for NPA 712]

NXX: 435

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
712-435 A Council Bluffs IA OMAHNENWXMX  6701 AERIAL COMMUNICATIONS, INC. 644      
712-435 0 Council Bluffs IA OMAHNENWXCY  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 644   2013-04-29   
712-435 1 Council Bluffs IA OMAHNENWXPX  221F ONVOY, LLC - IA 644   2016-05-05   
712-435 2 Council Bluffs IA OMAHNENWXPX  221F ONVOY, LLC - IA 644   2016-05-05   
712-435 3 Council Bluffs IA OMAHNENWYMD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 644   2014-08-29   
712-435 4 Council Bluffs IA BLLVNEBL5MD  9877 LEVEL 3 COMMUNICATIONS, LLC - IA 644   2016-12-30   
712-435 5 Council Bluffs IA OMAHNENWXGY  318J COMCAST IP PHONE, LLC 644   2008-05-28   
712-435 6 Council Bluffs IA OMAHNENWXGY  318J COMCAST IP PHONE, LLC 644   2016-07-08   
712-435 7 Council Bluffs IA OMAHNENWXPX  221F ONVOY, LLC - IA 644   2008-09-04   
712-435 8 Council Bluffs IA OMAHNENWXMX  6701 AERIAL COMMUNICATIONS, INC. 644   2016-11-17   
712-435 9 Council Bluffs IA   6701 AERIAL COMMUNICATIONS, INC. 644      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.