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: 779 [Rate centres in NPA 779] [Dial plan for NPA 779]

NXX: 402

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
779-402 A Momence IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-07-04   
779-402 0 Momence IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-10-03   
779-402 1 Momence IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-10-03   
779-402 2 Momence IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-10-03   
779-402 3 Momence IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-10-03   
779-402 4 Momence IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-10-03   
779-402 5 Momence IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-08-29   
779-402 6 Momence IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-08-29   
779-402 7 Momence IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-07-04   
779-402 8 Momence IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-07-04   
779-402 9 Momence IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2024-07-04   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.