Area Code 303-326 located in AURORA, ARAPAHOE, CO, more detail is as below. Place NPA (Numbering Plan Area) : 303 NXX (Local Number Prefix) : 326 City : AURORA County : ARAPAHOE State : CO (Colorado) NXX Use Type : Landline NXX Intro Version : 1997-01-11 FIPS (Federal Information Processing Standards) : 08005 LATA (Local Access Transport Area) : 656 Rate Center : AURORA ZIP Code Count : 57 ZIP Code Frequency : 20 ZIP Code : 80012 Other Information NPANXX : 303326 County Population : 0 Switch CLLI (Common Language Location Identifier) : AURRCOMADS0 MSA CBSA (Core Based Statistical Area) : Denver-Aurora, CO MSA CBSA Code (Core Based Statistical Area) : 19740 Time Zone : Mountain (GMT -07:00) Observes Daylight Saving Time : Yes Company : QWEST CORPORATION OCN (Operating Company Number) : 9636 Coverage Area Name : AURORA Latitude : 39.7395 Longitude : -104.8608 ‹ previous : 303-326 next › : 303-326 Telephone Number List 303-326-0000 ~ 303-326-9999