Area Code 217-364 located in DAWSON, SANGAMON, IL, more detail is as below. Place NPA (Numbering Plan Area) : 217 NXX (Local Number Prefix) : 364 City : DAWSON County : SANGAMON State : IL (Illinois) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 17167 LATA (Local Access Transport Area) : 374 Rate Center : BUFFALO ZIP Code Count : 510 ZIP Code Frequency : 43 ZIP Code : 62520 Other Information NPANXX : 217364 County Population : 0 Switch CLLI (Common Language Location Identifier) : BFLOILBFRS0 MSA CBSA (Core Based Statistical Area) : Springfield, IL MSA CBSA Code (Core Based Statistical Area) : 44100 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : AMERITECH ILLINOIS OCN (Operating Company Number) : 9329 Coverage Area Name : BUFFALO Latitude : 39.8518 Longitude : -89.4134 ‹ previous : 217-364 next › : 217-365 Telephone Number List 217-364-0000 ~ 217-364-9999