Area Code 309-257 located in INDUSTRY, MCDONOUGH, IL, more detail is as below. Place NPA (Numbering Plan Area) : 309 NXX (Local Number Prefix) : 257 City : INDUSTRY County : MCDONOUGH State : IL (Illinois) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 17109 LATA (Local Access Transport Area) : 977 Rate Center : LITTLETON ZIP Code Count : 17 ZIP Code Frequency : 9 ZIP Code : 61440 Other Information NPANXX : 309257 County Population : 0 Switch CLLI (Common Language Location Identifier) : LTTNILXDRS0 MSA CBSA (Core Based Statistical Area) : Macomb, IL MSA CBSA Code (Core Based Statistical Area) : 31380 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : MCDONOUGH TELEPHONE COOPERATIVE OCN (Operating Company Number) : 1047 Coverage Area Name : LITTLETON Latitude : 40.2329 Longitude : -90.6230 ‹ previous : 309-257 next › : 309-257 Telephone Number List 309-257-0000 ~ 309-257-9999
