Area Code 314-236 located in SAINT LOUIS, SAINT LOUIS, MO, more detail is as below. Place NPA (Numbering Plan Area) : 314 NXX (Local Number Prefix) : 236 City : SAINT LOUIS County : SAINT LOUIS State : MO (Missouri) NXX Use Type : Landline NXX Intro Version : 1998-01-25 FIPS (Federal Information Processing Standards) : 29189 LATA (Local Access Transport Area) : 520 Rate Center : ST LOUIS ZIP Code Count : 9 ZIP Code Frequency : 35 ZIP Code : 63146 Other Information NPANXX : 314236 County Population : 0 Switch CLLI (Common Language Location Identifier) : STLSMOXTDS0 MSA CBSA (Core Based Statistical Area) : St. Louis, MO-IL MSA CBSA Code (Core Based Statistical Area) : 41180 Time Zone : Central (GMT -06:00) Observes Daylight Saving Time : Yes Company : MCI WORLDCOM COMMUNICATIONS, INC - MO OCN (Operating Company Number) : 7432 Coverage Area Name : SAINT LOUIS Latitude : 38.6849 Longitude : -90.3978 ‹ previous : 314-235 next › : 314-236 Telephone Number List 314-236-0000 ~ 314-236-9999