Area Code 636-220 located in VALLEY PARK, SAINT LOUIS, MO, more detail is as below. Place NPA (Numbering Plan Area) : 636 NXX (Local Number Prefix) : 220 City : VALLEY PARK County : SAINT LOUIS State : MO (Missouri) NXX Use Type : Landline NXX Intro Version : 2003-02-09 FIPS (Federal Information Processing Standards) : 29189 LATA (Local Access Transport Area) : 520 Rate Center : MANCHESTER ZIP Code Count : 0 ZIP Code Frequency : Second most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 63088 Other Information NPANXX : 636220 Switch CLLI (Common Language Location Identifier) : OVLDMOBKDS0 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 : CHARTER FIBERLINK, LLC - MO OCN (Operating Company Number) : 5607 Coverage Area Name : MANCHESTER Latitude : 38.5931 Longitude : -90.5202 ‹ previous : 636-219 next › : 636-220 Telephone Number List 636-220-0000 ~ 636-220-9999