Area Code 417-878 located in ROCKVILLE, BATES, MO, more detail is as below. Place NPA (Numbering Plan Area) : 417 NXX (Local Number Prefix) : 878 City : ROCKVILLE County : BATES State : MO (Missouri) NXX Use Type : Landline NXX Intro Version : 2003-11-11 FIPS (Federal Information Processing Standards) : 29013 Rate Center : ELDORDOSPG ZIP Code Count : 0 ZIP Code Frequency : Second most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 64780 Other Information NPANXX : 417878 County Population : 0 Switch CLLI (Common Language Location Identifier) : BASNMOCUDS0 MSA CBSA (Core Based Statistical Area) : Kansas City, MO-KS MSA CBSA Code (Core Based Statistical Area) : 28140 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Latitude : None Longitude : None ‹ previous : 417-877 next › : 417-878 Telephone Number List 417-878-0000 ~ 417-878-9999