Area Code 319-885 located in CLARKSVILLE, BUTLER, IA, more detail is as below. Place NPA (Numbering Plan Area) : 319 NXX (Local Number Prefix) : 885 City : CLARKSVILLE County : BUTLER State : IA (Iowa) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 19023 LATA (Local Access Transport Area) : 635 Rate Center : SHELL ROCK ZIP Code Count : 47 ZIP Code Frequency : 5 ZIP Code : 50619 Other Information NPANXX : 319885 County Population : 0 Switch CLLI (Common Language Location Identifier) : SHRKIAXODS0 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : SHELL ROCK COMMUNICATIONS, INC. OCN (Operating Company Number) : 1295 Coverage Area Name : SHELL ROCK Latitude : 42.7100 Longitude : -92.5828 ‹ previous : 319-884 next › : 319-885 Telephone Number List 319-885-0000 ~ 319-885-9999