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.
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
618-981 A Granite City IL 6529 T-MOBILE USA, INC. 520      
618-981 9 Granite City IL 6529 T-MOBILE USA, INC. 520   2023-10-13   
618-986 A Waterloo IL 6529 T-MOBILE USA, INC. 520      
618-986 9 Waterloo IL 6529 T-MOBILE USA, INC. 520   2023-09-25   
636-214 A Chesterfield MO 6529 T-MOBILE USA, INC. 520      
636-214 7 Chesterfield MO 6529 T-MOBILE USA, INC. 520   2022-03-14   
636-214 8 Chesterfield MO 6529 T-MOBILE USA, INC. 520   2022-03-14   
636-214 9 Chesterfield MO 6529 T-MOBILE USA, INC. 520   2022-03-14   

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

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