Area Code 309-312 located in KEWANEE, HENRY, IL, more detail is as below. Place NPA (Numbering Plan Area) : 309 NXX (Local Number Prefix) : 312 City : KEWANEE County : HENRY State : IL (Illinois) NXX Use Type : Wireless NXX Intro Version : 2004-08-17 FIPS (Federal Information Processing Standards) : 17073 LATA (Local Access Transport Area) : 368 Rate Center : KEWANEE ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 61443 Other Information NPANXX : 309312 County Population : 0 Switch CLLI (Common Language Location Identifier) : KEWNILXD4MD MSA CBSA (Core Based Statistical Area) : Davenport-Moline-Rock Island, IA-IL MSA CBSA Code (Core Based Statistical Area) : 19340 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : SPRINT SPECTRUM L.P. OCN (Operating Company Number) : 6664 Coverage Area Name : KEWANEE Latitude : 41.2385 Longitude : -89.9248 ‹ previous : 309-310 next › : 309-313 Telephone Number List 309-312-0000 ~ 309-312-9999