Area Code 417-398 located in MILFORD, BARTON, MO, more detail is as below. Place NPA (Numbering Plan Area) : 417 NXX (Local Number Prefix) : 398 City : MILFORD County : BARTON State : MO (Missouri) NXX Use Type : Landline NXX Intro Version : 1994-02-04 FIPS (Federal Information Processing Standards) : 29011 LATA (Local Access Transport Area) : 522 Rate Center : JERICO SPG ZIP Code Count : 6 ZIP Code Frequency : 2 ZIP Code : 64766 Other Information NPANXX : 417398 County Population : 0 Switch CLLI (Common Language Location Identifier) : JRSPMOXARS0 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : SPECTRA COMMUNICATIONS GROUP LLC DBA CENTURYLINK OCN (Operating Company Number) : 1151 Coverage Area Name : JERICO SPGS Latitude : 37.6254 Longitude : -94.0129 ‹ previous : 417-398 next › : 417-398 Telephone Number List 417-398-0000 ~ 417-398-9999