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: 527

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
712-527 A Glenwood IA GLWDIACORS5  9631 QWEST CORPORATION 644      
712-527 0 Glenwood IA SNTNIA01CM0  6674 RSA 1 LIMITED PARTNERSHIP DBA CHAT MOBILITY 644      
712-527 1 Glenwood IA GLWDIACORS5  9631 QWEST CORPORATION 644      
712-527 2 Glenwood IA GLWDIACORS5  9631 QWEST CORPORATION 644      
712-527 3 Glenwood IA GLWDIACORS5  9631 QWEST CORPORATION 644      
712-527 4 Glenwood IA GLWDIACORS5  9631 QWEST CORPORATION 644      
712-527 5 Glenwood IA GLWDIACORS5  9631 QWEST CORPORATION 644      
712-527 7 Glenwood IA   145J TERRA NOVA TELECOM INC. 644      
712-527 8 Glenwood IA SNTNIA01CM0  6674 RSA 1 LIMITED PARTNERSHIP DBA CHAT MOBILITY 644      
712-527 9 Glenwood IA GLWDIACORS5  9631 QWEST CORPORATION 644      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.