Area Code 573-308 located in ROLLA, PHELPS, MO, more detail is as below. Place NPA (Numbering Plan Area) : 573 NXX (Local Number Prefix) : 308 City : ROLLA County : PHELPS State : MO (Missouri) NXX Use Type : Landline NXX Intro Version : 1996-01-10 FIPS (Federal Information Processing Standards) : 29161 LATA (Local Access Transport Area) : 520 Rate Center : ROLLA ZIP Code Count : 710 ZIP Code Frequency : 99 ZIP Code : 65401 Other Information NPANXX : 573308 County Population : 0 Switch CLLI (Common Language Location Identifier) : ROLLMOXADS0 MSA CBSA (Core Based Statistical Area) : Rolla, MO MSA CBSA Code (Core Based Statistical Area) : 40620 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : EMBARQ MISSOURI, INC. - MO DBA CENTURYLINK OCN (Operating Company Number) : 1811 Coverage Area Name : ROLLA Latitude : 37.9493 Longitude : -91.7707 ‹ previous : 573-307 next › : 573-309 Telephone Number List 573-308-0000 ~ 573-308-9999