Area Code 573-990 located in MALDEN, DUNKLIN, MO, more detail is as below. Place NPA (Numbering Plan Area) : 573 NXX (Local Number Prefix) : 990 City : MALDEN County : DUNKLIN State : MO (Missouri) NXX Use Type : Landline NXX Intro Version : 7/5/2006 FIPS (Federal Information Processing Standards) : 29069 LATA (Local Access Transport Area) : 520 Rate Center : MALDEN ZIP Code Count : 0 ZIP Code Frequency : Most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 63863 Other Information NPANXX : 573990 County Population : 0 Switch CLLI (Common Language Location Identifier) : STLSMO21DSZ MSA CBSA (Core Based Statistical Area) : Kennett, MO MSA CBSA Code (Core Based Statistical Area) : 28380 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 : MALDEN Latitude : 36.5581 Longitude : -89.9704 ‹ previous : 573-989 next › : 573-994 Telephone Number List 573-990-0000 ~ 573-990-9999