Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: SXCYIA78X9X

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
531-349 A South Sioux City NE 6529 T-MOBILE USA, INC. 630      
531-625 A South Sioux City NE 6529 T-MOBILE USA, INC. 630      
605-308 A North Sioux City SD 6529 T-MOBILE USA, INC. 630      
605-585 A North Sioux City SD 6529 T-MOBILE USA, INC. 630      
712-203 A Sioux City IA 6529 T-MOBILE USA, INC. 630      
712-204 A Sioux City IA 6529 T-MOBILE USA, INC. 630      
712-301 A Sioux City IA 6529 T-MOBILE USA, INC. 630      
712-381 A Rock Rapids IA 6529 T-MOBILE USA, INC. 630      
712-509 A Sioux City IA 6529 T-MOBILE USA, INC. 630      
712-577 A Sioux City IA 6529 T-MOBILE USA, INC. 630      
712-578 A Hull IA 6529 T-MOBILE USA, INC. 630      
712-626 A Primghar IA 6529 T-MOBILE USA, INC. 630      
712-798 A George IA 6529 T-MOBILE USA, INC. 630      
712-904 A Akron IA 6529 T-MOBILE USA, INC. 630      
712-952 A Oto IA 6529 T-MOBILE USA, INC. 630      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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