Area Code 303 Information



Area Code 303
Population 622214
Type of Code: General Purpose Code
Geographic(G) or non-geographic(N): G
Is this code assigned: Yes
Is this code in use: Y
In service date: 1947-01-01
Planning Letter(s): 563
Location: CO
Country: US
Time Zone: M
Parent NPA:

The intriguing beginnings of area code 303 can be traced back to its establishment during the inception of the United States' original area codes in 1947. At its inception, area code 303 encompassed the entire state of Colorado. However, as time unfolded, a mysterious series of divisions occurred, leading to the allocation of area code 719 to the southern region in 1988, and area code 970 to the northeastern and western territories in 1995. These enigmatic splits were necessitated by the rapid growth of telecommunication services and the increasing demand for new connections to accommodate the expanding population.

Unlocking the Secrets of the 303 Area Code

The 303 area code, cradling the sprawling Denver metropolitan expanse, harbors an eclectic array of inhabitants. This expansive domain is deemed a monolithic "Metropolitan Statistical Area" (MSA), with Denver, Broomfield, and Aurora reigning as primary cities.

Whispers estimate the population of the 303 area code to be more than 2.7 million souls. The racial tapestry of this mysterious region comprises 68% White, 22% Hispanic or Latino, 5% Asian, 4% Black, and 1% American Indian. An enigmatic 37% of this area code's multitude are said to possess a bachelor's degree or higher.

The shrouded median household income for this mystifying area code is rumored to be $64,000, cryptically surpassing the national average of $59,000. The veiled poverty rate skulks around 10%, a lower figure than the national average of 13%.

Exploring the Highly Populated Zip Codes within Area Code 303

Area code 303 reigns over various cities and towns in the enigmatic Denver Metropolitan Area. The most heavily populated zip codes in this mysterious territory include:

- 80011 (Aurora): A crowd of close to 55,000 souls
- 80012 (Aurora): A gathering of roughly 50,000 souls
- 80219 (Denver): A conglomeration of nearly 50,000 souls
- 80220 (Denver): A congregation of around 35,000 souls
- 80229 (Thornton): A mass of approximately 53,000 souls

Territory of Area Code 303

The mystical 303 area code houses a panoply of great attractions and enigmatic destinations that unveil narratives of local antiquity, cultural intrigue, and hunger for daring exploits. Exemplary landmarks include:

- Denver: The bustling capital of Colorado, Denver pulsates with a vibrant mélange of engaging endeavors, cultural establishments, and urban delights. Esteemed attractions encompass the Denver Art Museum, Denver Botanic Gardens, and the Denver Center for the Performing Arts.

- Red Rocks Park and Amphitheatre: This singular sanctuary proffers stunning vistas, formidable trails, and an awe-inspiring outdoor amphitheater revered for its enchanting musical reveries.

- Boulder: Nestled at the foot of the Rocky Mountains, Boulder unveils charming pedestrian-friendly boulevards adorned with inviting boutiques, sumptuous eateries, and vibrant art galleries. The University of Colorado Boulder holds court within an arresting campus worth investigating.

- Rocky Mountain National Park: This emblematic national park in Colorado hosts an array of invigorating outdoor pursuits such as hiking, mountaineering, and wildlife tracking amid arresting natural backdrops.

The enigmatic 303 area code exemplifies a vigorous, variegated, and thriving faction of the United States. The landscape ranges from its teeming urbanscapes to the awe-inspiring Rocky Mountains panorama, capturing Colorado's essence. With an ascending population and robust economy, it remains no riddle that the 303 area code has evolved into one of the most compelling regions for numerous Americans to consider as their abode.

Area Code Zipcodes



Zipcode City State
80001 ARVADA Colorado
80002 ARVADA Colorado
80003 ARVADA Colorado
80003 WESTMINSTER Colorado
80004 ARVADA Colorado
80005 ARVADA Colorado
80005 WESTMINSTER Colorado
80006 ARVADA Colorado
80007 ARVADA Colorado
80010 AURORA Colorado
80011 AURORA Colorado
80011 BUCKLEY AFB Colorado
80011 BUCKLEY AIR FORCE BASE Colorado
80011 BUCKLEY AIR NATL GUARD BASE Colorado
80011 BUCKLEY ANG Colorado
80012 AURORA Colorado
80012 DENVER Colorado
80014 AURORA Colorado
80014 DENVER Colorado
80018 AURORA Colorado
80019 AURORA Colorado
80020 BROOMFIELD Colorado
80020 WESTMINSTER Colorado
80021 BROOMFIELD Colorado
80021 WESTMINSTER Colorado
80022 COMMERCE CITY Colorado
80022 DENVER Colorado
80022 IRONDALE Colorado
80023 BROOMFIELD Colorado
80023 THORNTON Colorado
80023 WESTMINSTER Colorado
80024 DUPONT Colorado
80025 ELDORADO SPRG Colorado
80025 ELDORADO SPRINGS Colorado
80026 LAFAYETTE Colorado
80027 LOUISVILLE Colorado
80027 SUPERIOR Colorado
80030 WESTMINSTER Colorado
80031 WESTMINSTER Colorado
80033 DENVER Colorado
80033 WHEAT RIDGE Colorado
80034 WHEAT RIDGE Colorado
80035 WESTMINSTER Colorado
80036 WESTMINSTER Colorado
80037 COMMERCE CITY Colorado
80038 BROOMFIELD Colorado
80041 AURORA Colorado
80044 AURORA Colorado
80046 AURORA Colorado
80047 AURORA Colorado
80102 BENNETT Colorado
80103 BYERS Colorado
80104 CASTLE ROCK Colorado
80105 DEER TRAIL Colorado
80108 CASTLE PINES Colorado
80108 CASTLE ROCK Colorado
80109 CASTLE ROCK Colorado
80111 CENTENNIAL Colorado
80111 CHERRY HILLS Colorado
80111 CHERRY HILLS VILLAGE Colorado
80111 CHERRY HL VLG Colorado
80111 ENGLEWOOD Colorado
80111 GREENWOOD VILLAGE Colorado
80111 GREENWOOD VLG Colorado
80112 CENTENNIAL Colorado
80112 ENGLEWOOD Colorado
80112 GREENWOOD VILLAGE Colorado
80112 GREENWOOD VLG Colorado
80112 LONE TREE Colorado
80116 FRANKTOWN Colorado
80118 LARKSPUR Colorado
80120 LITTLETON Colorado
80122 CENTENNIAL Colorado
80122 LITTLETON Colorado
80123 BOW MAR Colorado
80123 COLUMBINE VALLEY Colorado
80123 COLUMBINE VLY Colorado
80123 DENVER Colorado
80123 GRANTS RANCH Colorado
80123 LAKEWOOD Colorado
80123 LITTLETON Colorado
80124 LITTLETON Colorado
80124 LONE TREE Colorado
80124 LONETREE Colorado
80125 LITTLETON Colorado
80125 ROXBOROUGH Colorado
80126 HGHLNDS RANCH Colorado
80126 HIGHLANDS RANCH Colorado
80126 LITTLETON Colorado
80127 DENVER Colorado
80127 LITTLETON Colorado
80128 LITTLETON Colorado
80129 HGHLNDS RANCH Colorado
80129 HIGHLANDS RANCH Colorado
80129 LITTLETON Colorado
80130 HGHLNDS RANCH Colorado
80130 HIGHLANDS RANCH Colorado
80130 LITTLETON Colorado
80131 LOUVIERS Colorado
80134 LONE TREE Colorado
80134 PARKER Colorado
80135 DECKERS Colorado
80135 SEDALIA Colorado
80136 STRASBURG Colorado
80137 WATKINS Colorado
80138 PARKER Colorado
80160 LITTLETON Colorado
80161 CENTENNIAL Colorado
80161 LITTLETON Colorado
80162 LITTLETON Colorado
80163 HGHLNDS RANCH Colorado
80163 HIGHLANDS RANCH Colorado
80163 LITTLETON Colorado
80165 LITTLETON Colorado
80165 LITTLETON CITY OFFICES Colorado
80166 ARAPAHOE COUNTY OFFICES Colorado
80166 LITTLETON Colorado
80201 DENVER Colorado
80202 DENVER Colorado
80203 DENVER Colorado
80204 DENVER Colorado
80206 DENVER Colorado
80207 DENVER Colorado
80208 DENVER Colorado
80208 UNIVERSITY OF DENVER Colorado
80209 DENVER Colorado
80210 DENVER Colorado
80211 DENVER Colorado
80212 DENVER Colorado
80212 LAKESIDE Colorado
80212 WHEAT RIDGE Colorado
80214 DENVER Colorado
80214 EDGEWATER Colorado
80214 LAKEWOOD Colorado
80214 WHEAT RIDGE Colorado
80215 DENVER Colorado
80215 LAKEWOOD Colorado
80215 WHEAT RIDGE Colorado
80216 COMMERCE CITY Colorado
80216 DENVER Colorado
80217 DENVER Colorado
80218 DENVER Colorado
80219 DENVER Colorado
80220 DENVER Colorado
80221 DENVER Colorado
80221 FEDERAL HEIGHTS Colorado
80221 FEDERAL HGTS Colorado
80221 THORNTON Colorado
80221 WESTMINSTER Colorado
80222 DENVER Colorado
80223 DENVER Colorado
80224 DENVER Colorado
80225 DENVER Colorado
80225 DENVER FEDERAL CENTER Colorado
80225 LAKEWOOD Colorado
80226 DENVER Colorado
80226 LAKEWOOD Colorado
80227 DENVER Colorado
80227 LAKEWOOD Colorado
80228 DENVER Colorado
80228 LAKEWOOD Colorado
80229 DENVER Colorado
80229 THORNTON Colorado
80229 WELBY Colorado
80231 DENVER Colorado
80232 DENVER Colorado
80232 LAKEWOOD Colorado
80233 DENVER Colorado
80233 NORTH GLENN Colorado
80233 NORTHGLENN Colorado
80233 THORNTON Colorado
80234 DENVER Colorado
80234 FEDERAL HEIGHTS Colorado
80234 NORTH GLENN Colorado
80234 NORTHGLENN Colorado
80234 WESTMINSTER Colorado
80235 DENVER Colorado
80235 LAKEWOOD Colorado
80236 DENVER Colorado
80236 FORT LOGAN Colorado
80236 FT LOGAN Colorado
80236 LAKEWOOD Colorado
80237 DENVER Colorado
80238 DENVER Colorado
80238 MONTBELLO Colorado
80239 DENVER Colorado
80241 DENVER Colorado
80241 EAST LAKE Colorado
80241 NORTHGLENN Colorado
80241 THORNTON Colorado
80241 WESTMINSTER Colorado
80243 CO DMV DEPT OF REV Colorado
80243 DENVER Colorado
80244 DENVER Colorado
80244 US WEST COMMUNICATIONS Colorado
80246 DENVER Colorado
80246 GLENDALE Colorado
80248 DENVER Colorado
80250 DENVER Colorado
80251 Denver Colorado
80251 National Farmers Union Colorado
80256 DENVER Colorado
80256 US BANK Colorado
80257 DENVER Colorado
80257 US COURT OF APPEALS 10TH CIR Colorado
80259 DENVER Colorado
80259 SMALL BUSINESS ADM Colorado
80260 DENVER Colorado
80260 FEDERAL HEIGHTS Colorado
80260 FEDERAL HGTS Colorado
80260 NORTHGLENN Colorado
80260 THORNTON Colorado
80260 WESTMINSTER Colorado
80261 CO DEPT OF REVENUE Colorado
80261 DENVER Colorado
80262 DENVER Colorado
80262 UNIV OF COLORADO MED CTR Colorado
80263 AFFILIATED BANKS SERVICE CO Colorado
80263 DENVER Colorado
80264 DENVER Colorado
80265 DENVER Colorado
80271 DENVER Colorado
80271 WELLS FARGO BANK Colorado
80273 BLUE CROSS BLUE SHIELD OF CO Colorado
80273 DENVER Colorado
80274 DENVER Colorado
80274 WELLS FARGO BANK Colorado
80281 DENVER Colorado
80281 WELLS FARGO BANK Colorado
80290 DENVER Colorado
80291 DENVER Colorado
80291 WELLS FARGO BANK Colorado
80293 DENVER Colorado
80294 DENVER Colorado
80294 Federal Bldg, Us Courthouse Colorado
80294 FEDERAL BLDG/US COURTHOUSE Colorado
80299 DENVER Colorado
80299 WESTERN AREA USPS Colorado
80301 BOULDER Colorado
80303 BOULDER Colorado
80304 BOULDER Colorado
80305 BOULDER Colorado
80306 BOULDER Colorado
80307 BOULDER Colorado
80308 BOULDER Colorado
80309 BOULDER Colorado
80309 UNIVERSITY OF COLORADO Colorado
80310 BOULDER Colorado
80310 UNIV OF CO DORMS Colorado
80314 BOULDER Colorado
80314 IBM CORP Colorado
80401 EVERGREEN Colorado
80401 GOLDEN Colorado
80401 LAKEWOOD Colorado
80402 GOLDEN Colorado
80403 ARVADA Colorado
80403 BLACKHAWK Colorado
80403 GOLDEN Colorado
80419 GOLDEN Colorado
80419 JEFFERSON COUNTY Colorado
80425 BUFFALO CREEK Colorado
80433 ASPEN PARK Colorado
80433 CONIFER Colorado
80433 FOXTON Colorado
80436 DUMONT Colorado
80437 EVERGREEN Colorado
80438 EMPIRE Colorado
80439 EVERGREEN Colorado
80439 GOLDEN Colorado
80444 GEORGETOWN Colorado
80452 IDAHO SPRINGS Colorado
80453 IDLEDALE Colorado
80454 INDIAN HILLS Colorado
80457 KITTREDGE Colorado
80465 MORRISON Colorado
80470 PINE Colorado
80476 SILVER PLUME Colorado
80501 LONGMONT Colorado
80502 LONGMONT Colorado
80503 LONGMONT Colorado
80503 NIWOT Colorado
80504 FIRESTONE Colorado
80504 FREDERICK Colorado
80504 LONGMONT Colorado
80504 MEAD Colorado
80504 NIWOT Colorado
80510 ALLENSPARK Colorado
80514 DACONO Colorado
80514 ERIE Colorado
80516 ERIE Colorado
80516 FREDERICK Colorado
80520 FIRESTONE Colorado
80530 FREDERICK Colorado
80533 HYGIENE Colorado
80540 LYONS Colorado
80544 NIWOT Colorado
80601 BRIGHTON Colorado
80602 BRIGHTON Colorado
80602 THORNTON Colorado
80603 BRIGHTON Colorado
80603 COMMERCE CITY Colorado
80603 LOCHBUIE Colorado
80614 EASTLAKE Colorado
80621 FORT LUPTON Colorado
80621 FT LUPTON Colorado
80621 WATTENBURG Colorado
80642 HUDSON Colorado
80643 KEENESBURG Colorado
80649 ORCHARD Colorado
80652 ROGGEN Colorado

FAQ


Where is area code 303?

The Area code 303 is located in Colorado and includes the following cities:
  • Arvada
  • Aurora
  • Boulder
  • Brighton
  • Broomfield
  • Castle Rock
  • Castlewood
  • Columbine
  • Commerce City
  • Denver
  • Englewood
  • Highlands Ranch
  • Ken Caryl
  • Lafayette
  • Lakewood
  • Littleton
  • Longmont
  • Loveland
  • Northglenn
  • Parker
  • Southglenn
  • Thornton
  • Westminster
  • Wheat Ridge