Area Code 309-220 located in WASHBURN, MARSHALL, IL, more detail is as below. Place NPA (Numbering Plan Area) : 309 NXX (Local Number Prefix) : 220 City : WASHBURN County : MARSHALL State : IL (Illinois) NXX Use Type : Landline NXX Intro Version : 2003-02-09 FIPS (Federal Information Processing Standards) : 17123 LATA (Local Access Transport Area) : 368 Rate Center : WASHBURN ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 61570 Other Information NPANXX : 309220 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 : WASHBURN Latitude : 40.9238 Longitude : -89.2905 ‹ previous : 309-219 next › : 309-221 Telephone Number List 309-220-0000 ~ 309-220-9999