Area Code 309-270 located in CHILLICOTHE, PEORIA, IL, more detail is as below. Place NPA (Numbering Plan Area) : 309 NXX (Local Number Prefix) : 270 City : CHILLICOTHE County : PEORIA State : IL (Illinois) NXX Use Type : Landline NXX Intro Version : 2003-02-09 FIPS (Federal Information Processing Standards) : 17143 LATA (Local Access Transport Area) : 368 Rate Center : CHILLICOTH ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 61523 Other Information NPANXX : 309270 County Population : 0 Switch CLLI (Common Language Location Identifier) : PEORILTCDS0 MSA CBSA (Core Based Statistical Area) : Peoria, IL MSA CBSA Code (Core Based Statistical Area) : 37900 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : BITWISE COMMUNICATIONS, INC. - IL OCN (Operating Company Number) : 5800 Coverage Area Name : CHILLICOTHE Latitude : 40.9182 Longitude : -89.4915 ‹ previous : 309-269 next › : 309-272 Telephone Number List 309-270-0000 ~ 309-270-9999