Area Code 219-315 located in IN, more detail is as below. Place NPA (Numbering Plan Area) : 219 NXX (Local Number Prefix) : 315 State : IN (Indiana) NXX Intro Version : 5/28/2013 Rate Center : E CHICAGO ZIP Code Count : 0 ZIP Code Frequency : 0 Other Information NPANXX : 219315 County Population : 0 Company : T-MOBILE USA, INC. OCN (Operating Company Number) : 6529 Latitude : None Longitude : None ‹ previous : 219-314 next › : 219-316 Telephone Number List 219-315-0000 ~ 219-315-9999