Area Code 801-203 located in SALT LAKE CITY, SALT LAKE, UT, more detail is as below. Place NPA (Numbering Plan Area) : 801 NXX (Local Number Prefix) : 203 City : SALT LAKE CITY County : SALT LAKE State : UT (Utah) NXX Use Type : Landline NXX Intro Version : 1998-11-20 FIPS (Federal Information Processing Standards) : 49035 LATA (Local Access Transport Area) : 660 Rate Center : BOUNTIFUL ZIP Code Count : 0 ZIP Code Frequency : Second most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 84106 Other Information NPANXX : 801203 Switch CLLI (Common Language Location Identifier) : SLKDUTHTDS2 MSA CBSA (Core Based Statistical Area) : Salt Lake City, UT MSA CBSA Code (Core Based Statistical Area) : 41620 Time Zone : Mountain (GMT -07:00) Observes Daylight Saving Time : Yes Company : XO UTAH, INC. OCN (Operating Company Number) : 7541 Coverage Area Name : S SALT LAKE Latitude : 40.7681 Longitude : -111.9159 ‹ previous : 801-202 next › : 801-203 Telephone Number List 801-203-0000 ~ 801-203-9999