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.

Winterset, IA

<< 1 2

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
515-801 4 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-801 5 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-801 6 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-801 7 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-801 8 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-801 9 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-804 A CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-804 0 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-804 1 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-804 2 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-804 3 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-804 4 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-804 5 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-804 6 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-804 7 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-804 8 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-804 9 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-806 A CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-806 0 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-806 1 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-806 2 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-806 3 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-806 4 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-806 5 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-806 6 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-806 7 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-806 8 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-806 9 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-810 A CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-810 0 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-810 1 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-810 2 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-810 3 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-810 4 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-810 5 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-810 6 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-810 7 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-810 8 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-810 9 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-818 A CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-818 0 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-818 1 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-818 2 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-818 3 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-818 4 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-818 5 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-818 6 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-818 7 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-818 8 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-818 9 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-819 A CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-819 0 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-819 1 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-819 2 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-819 3 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-819 4 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-819 5 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-819 6 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-819 7 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-819 8 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-819 9 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-841 A CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-841 0 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-841 1 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-841 2 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-841 3 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-841 4 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-841 8 DESMIADTXZX  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 632   2025-10-16   
515-841 9 DESMIADTXZX  6570 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IA 632   2026-03-14   
515-905 A CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-905 0 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-905 1 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-905 2 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-905 3 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-905 4 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-905 5 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-905 6 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-905 7 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-905 8 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   
515-905 9 CNVLIABC1MD  6266 UNITED STATES CELLULAR - IA 632   2025-05-12   

<< 1 2

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.