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.

Switch: CHCGILMF3MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
224-308 A Round Lake IL 6529 T-MOBILE USA, INC. 358      
224-540 A Round Lake IL 6529 T-MOBILE USA, INC. 358      
224-814 A Round Lake IL 6529 T-MOBILE USA, INC. 358      
224-818 A Round Lake IL 6529 T-MOBILE USA, INC. 358      
773-225 A Chicago Zone 03-Kildare IL 6529 T-MOBILE USA, INC. 358      
773-414 A Chicago Zone 03-Kildare IL 6529 T-MOBILE USA, INC. 358      
773-501 A Chicago Zone 03-Newcastle IL 6529 T-MOBILE USA, INC. 358      
773-510 A Chicago Zone 03-Newcastle IL 6529 T-MOBILE USA, INC. 358      
773-540 A Chicago Zone 03-Kildare IL 6529 T-MOBILE USA, INC. 358      
773-543 A Chicago Zone 04-Humboldt IL 6529 T-MOBILE USA, INC. 358      
773-592 A Chicago Zone 03-Newcastle IL 6529 T-MOBILE USA, INC. 358      
773-698 A Chicago Zone 04-Humboldt IL 6529 T-MOBILE USA, INC. 358      
773-704 A Chicago Zone 03-Newcastle IL 6529 T-MOBILE USA, INC. 358      
773-732 A Chicago Zone 03-Newcastle IL 6529 T-MOBILE USA, INC. 358      
773-742 A Chicago Zone 03-Newcastle IL 6529 T-MOBILE USA, INC. 358      
773-747 A Chicago Zone 04-Humboldt IL 6529 T-MOBILE USA, INC. 358      
773-809 A Chicago Zone 03-Kildare IL 6529 T-MOBILE USA, INC. 358      
773-814 A Chicago Zone 03-Newcastle IL 6529 T-MOBILE USA, INC. 358      
773-817 A Chicago Zone 03-Newcastle IL 6529 T-MOBILE USA, INC. 358      
773-837 A Chicago Zone 04-Humboldt IL 6529 T-MOBILE USA, INC. 358      
773-877 A Chicago Zone 03-Kildare IL 6529 T-MOBILE USA, INC. 358      
773-934 A Chicago Zone 03-Newcastle IL 6529 T-MOBILE USA, INC. 358      
773-968 A Chicago Zone 03-Newcastle IL 6529 T-MOBILE USA, INC. 358      
773-969 A Chicago Zone 04-Humboldt IL 6529 T-MOBILE USA, INC. 358      
872-210 A Chicago Zone 04-Humboldt IL 6529 T-MOBILE USA, INC. 358      
872-227 A Chicago Zone 03-Kildare IL 6529 T-MOBILE USA, INC. 358      
872-233 A Chicago Zone 04-Humboldt IL 6529 T-MOBILE USA, INC. 358      
872-243 A Chicago Zone 03-Kildare IL 6529 T-MOBILE USA, INC. 358      
872-305 A Chicago Zone 03-Kildare IL 6529 T-MOBILE USA, INC. 358      
872-315 A Chicago Zone 04-Humboldt IL 6529 T-MOBILE USA, INC. 358      
872-802 A Chicago Zone 04-Humboldt IL 6529 T-MOBILE USA, INC. 358      
872-808 A Chicago Zone 04-Humboldt IL 6529 T-MOBILE USA, INC. 358      

Last updated: Sun, 04 Apr 2021 19:28:27 UTC

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