Area Code 573-275 located in KAISER, MILLER, MO, more detail is as below. Place NPA (Numbering Plan Area) : 573 NXX (Local Number Prefix) : 275 City : KAISER County : MILLER State : MO (Missouri) NXX Use Type : Wireless NXX Intro Version : 1999-10-13 FIPS (Federal Information Processing Standards) : 29131 LATA (Local Access Transport Area) : 520 Rate Center : CAPEGIRARD ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 65047 Other Information NPANXX : 573275 County Population : 0 Switch CLLI (Common Language Location Identifier) : NWTPMOABCM6 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : NEW CINGULAR WIRELESS PCS, LLC - IL OCN (Operating Company Number) : 6534 Coverage Area Name : LAKE OZARK Latitude : 38.1924 Longitude : -92.6353 ‹ previous : 573-275 next › : 573-276 Telephone Number List 573-275-0000 ~ 573-275-9999