Area Code 303-479 located in BRIGHTON, WELD, CO, more detail is as below. Place NPA (Numbering Plan Area) : 303 NXX (Local Number Prefix) : 479 City : BRIGHTON County : WELD State : CO (Colorado) NXX Use Type : Landline NXX Intro Version : 1998-01-25 FIPS (Federal Information Processing Standards) : 08123 LATA (Local Access Transport Area) : 656 Rate Center : BRIGHTON ZIP Code Count : 0 ZIP Code Frequency : Second most frequently occurring ZIP Code, although percentage is unknown. ZIP Code : 80603 Other Information NPANXX : 303479 County Population : 0 Switch CLLI (Common Language Location Identifier) : AURRCOBUDS0 MSA CBSA (Core Based Statistical Area) : Greeley, CO MSA CBSA Code (Core Based Statistical Area) : 24540 Time Zone : Mountain (GMT -07:00) Observes Daylight Saving Time : Yes Company : TELEPORT COMMUNICATIONS AMERICA, LLC - CO OCN (Operating Company Number) : 7378 Coverage Area Name : BRIGHTON Latitude : 39.9844 Longitude : -104.8142 ‹ previous : 303-478 next › : 303-479 Telephone Number List 303-479-0000 ~ 303-479-9999