Area Code 417-205 located in MOUNT VERNON, LAWRENCE, MO, more detail is as below. Place NPA (Numbering Plan Area) : 417 NXX (Local Number Prefix) : 205 City : MOUNT VERNON County : LAWRENCE State : MO (Missouri) NXX Use Type : Landline NXX Intro Version : 2003-02-09 FIPS (Federal Information Processing Standards) : 29109 LATA (Local Access Transport Area) : 522 Rate Center : MT VERNON ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 65712 Other Information NPANXX : 417205 County Population : 0 Switch CLLI (Common Language Location Identifier) : SPFDMOTLQMD Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : SPRINT COMMUNICATIONS COMPANY, L.P. - MO OCN (Operating Company Number) : 8729 Coverage Area Name : MOUNT VERNON Latitude : 37.1004 Longitude : -93.8175 ‹ previous : 417-204 next › : 417-206 Telephone Number List 417-205-0000 ~ 417-205-9999