Area Code 309-228 located in FARMINGTON, FULTON, IL, more detail is as below. Place NPA (Numbering Plan Area) : 309 NXX (Local Number Prefix) : 228 City : FARMINGTON County : FULTON State : IL (Illinois) NXX Use Type : Landline NXX Intro Version : 2003-02-09 FIPS (Federal Information Processing Standards) : 17057 LATA (Local Access Transport Area) : 368 Rate Center : FARMINGTON ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 61531 Other Information NPANXX : 309228 County Population : 0 Switch CLLI (Common Language Location Identifier) : PEORILTCDS0 MSA CBSA (Core Based Statistical Area) : Canton, IL MSA CBSA Code (Core Based Statistical Area) : 15900 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : BITWISE COMMUNICATIONS, INC. - IL OCN (Operating Company Number) : 5800 Coverage Area Name : FARMINGTON Latitude : 40.7010 Longitude : -90.0052 ‹ previous : 309-227 next › : 309-229 Telephone Number List 309-228-0000 ~ 309-228-9999