| Zip code | Name | Area Code(s) |
| 80001 Arvada (303/720) |
| 80002 Arvada (303/720) |
| 80002 Denver (303/720) |
| 80002 Wheat Ridge (303/720) |
| 80003 Arvada (303/720) |
| 80003 Westminster (303/720) |
| 80004 Arvada (303/720) |
| 80005 Arvada (303/720) |
| 80005 Westminster (303/720) |
| 80006 Arvada (303/720) |
| 80007 Arvada (303/720) |
| 80010 Aurora (303/720) |
| 80011 Aurora (303/720) |
| 80011 Buckley Air National Guard Base (303/720) |
| 80011 Buckley Ang (303/720) |
| 80012 Aurora (303/720) |
| 80012 Denver (303/720) |
| 80013 Aurora (303/720) |
| 80014 Aurora (303/720) |
| 80014 Centennial (303/720) |
| 80014 Denver (303/720) |
| 80015 Aurora (303/720) |
| 80015 Centennial (303/720) |
| 80016 Aurora (303/720) |
| 80016 Centennial (303/720) |
| 80016 Foxfield (303/720) |
| 80017 Aurora (303/720) |
| 80018 Aurora (303/720) |
| 80019 Aurora (303/720) |
| 80020 Broomfield (303/720) |
| 80020 Westminster (303/720) |
| 80021 Arvada (303/720) |
| 80021 Broomfield (303/720) |
| 80021 Westminster (303/720) |
| 80022 Adams City (303/720) |
| 80022 Brighton (303/720) |
| 80022 Commerce City (303/720) |
| 80022 Denver (303/720) |
| 80022 Irondale (303/720) |
| 80023 Broomfield (303/720) |
| 80023 Denver (303/720) |
| 80023 Thornton (303/720) |
| 80023 Westminster (303/720) |
| 80024 Dupont (303/720) |
| 80025 ElDorado Sprg (303/720) |
| 80025 Eldorado Springs (303/720) |
| 80026 Lafayette (303/720) |
| 80027 Louisville (303/720) |
| 80027 Superior (303/720) |
| 80028 Louisville (303/720) |
| 80028 Storage Technology Corp (303/720) |
| 80030 Denver (303/720) |
| 80030 Westminster (303/720) |
| 80031 Denver (303/720) |
| 80031 Westminster (303/720) |
| 80033 Denver (303/720) |
| 80033 Wheat Ridge (303/720) |
| 80034 Wheat Ridge (303/720) |
| 80035 Westminster (303/720) |
| 80036 Westminster (303/720) |
| 80037 Commerce City (303/720) |
| 80038 Broomfield (303/720) |
| 80040 Aurora (303/720) |
| 80041 Aurora (303/720) |
| 80042 Aurora (303/720) |
| 80044 Aurora (303/720) |
| 80045 Aurora (303/720) |
| 80046 Aurora (303/720) |
| 80047 Aurora (303/720) |
| 80101 Agate (719) |
| 80102 Bennett (303/720) |
| 80103 Byers (303/720) |
| 80104 Castle Rock (303/720) |
| 80105 Deer Trail (303/720) |
| 80106 Black Forest (303/720) |
| 80106 Elbert (303/720) |
| 80107 Elizabeth (303/720) |
| 80108 Castle Rock (303/720) |
| 80109 Castle Rock (303/720) |
| 80110 Cherry Hills (303/720) |
| 80110 Cherry Hills Village (303/720) |
| 80110 Cherry Hl Village (303/720) |
| 80110 Englewood (303/720) |
| 80110 Greenwood Village (303/720) |
| 80110 Sheridan (303/720) |
| 80111 Centennial (303/720) |
| 80111 Cherry Hills (303/720) |
| 80111 Cherry Hills Village (303/720) |
| 80111 Cherry Hl Village (303/720) |
| 80111 Englewood (303/720) |
| 80111 Greenwood Village (303/720) |
| 80112 Centennial (303/720) |
| 80112 Englewood (303/720) |
| 80112 Greenwood Village (303/720) |
| 80112 Lone Tree (303/720) |
| 80113 Cherry Hills (303/720) |
| 80113 Cherry Hills Village (303/720) |
| 80113 Cherry Hl Village (303/720) |
| 80113 Englewood (303/720) |
| 80116 Franktown (303/720) |
| 80117 Kiowa (303/720) |
| 80118 Larkspur (303/720) |
| 80120 Littleton (303/720) |
| 80121 Centennial (303/720) |
| 80121 Cherry Hills (303/720) |
| 80121 Cherry Hills Village (303/720) |
| 80121 Cherry Hl Village (303/720) |
| 80121 Grants Ranch (303/720) |
| 80121 Greenwood Village (303/720) |
| 80121 Littleton (303/720) |
| 80122 Centennial (303/720) |
| 80122 Littleton (303/720) |
| 80123 Bow Mar (303/720) |
| 80123 Centennial (303/720) |
| 80123 Columbine Valley (303/720) |
| 80123 Denver (303/720) |
| 80123 Grants Ranch (303/720) |
| 80123 Lakewood (303/720) |
| 80123 Littleton (303/720) |
| 80124 Littleton (303/720) |
| 80124 Lone Tree (303/720) |
| 80124 Lonetree (303/720) |
| 80125 Littleton (303/720) |
| 80126 Hghlnds Ranch (303/720) |
| 80126 Highlands Ranch (303/720) |
| 80126 Littleton (303/720) |
| 80127 Denver (303/720) |
| 80127 Littleton (303/720) |
| 80128 Littleton (303/720) |
| 80129 Hghlnds Ranch (303/720) |
| 80129 Highlands Ranch (303/720) |
| 80129 Littleton (303/720) |
| 80130 Hghlnds Ranch (303/720) |
| 80130 Highlands Ranch (303/720) |
| 80130 Littleton (303/720) |
| 80131 Louviers (303/720) |
| 80132 Monument (719) |
| 80132 Woodmoor (719) |
| 80133 Palmer Lake (719) |
| 80134 Parker (303/720) |
| 80135 Deckers (303/720) |
| 80135 Sedalia (303/720) |
| 80136 Strasburg (303/720) |
| 80137 Watkins (303/720) |
| 80138 Parker (303/720) |
| 80150 Englewood (303/720) |
| 80150 Greenwood Village (303/720) |
| 80151 Englewood (303/720) |
| 80155 Englewood (303/720) |
| 80155 Greenwood Village (303/720) |
| 80160 Littleton (303/720) |
| 80161 Centennial (303/720) |
| 80161 Littleton (303/720) |
| 80162 Littleton (303/720) |
| 80163 Hghlnds Ranch (303/720) |
| 80163 Highlands Ranch (303/720) |
| 80163 Littleton (303/720) |
| 80165 Littleton (303/720) |
| 80165 Littleton City Offices (303/720) |
| 80166 Arapahoe County Offices (303/720) |
| 80166 Littleton (303/720) |
| 80201 Denver (303/720) |
| 80202 Denver (303/720) |
| 80203 Denver (303/720) |
| 80204 Denver (303/720) |
| 80205 Denver (303/720) |
| 80206 Denver (303/720) |
| 80207 Denver (303/720) |
| 80208 Denver (303/720) |
| 80208 University of Denver (303/720) |
| 80209 Denver (303/720) |
| 80210 Denver (303/720) |
| 80211 Denver (303/720) |
| 80212 Denver (303/720) |
| 80212 Lakeside (303/720) |
| 80212 Wheat Ridge (303/720) |
| 80214 Denver (303/720) |
| 80214 Edgewater (303/720) |
| 80214 Lakewood (303/720) |
| 80214 Wheat Ridge (303/720) |
| 80215 Denver (303/720) |
| 80215 Lakewood (303/720) |
| 80215 Wheat Ridge (303/720) |
| 80216 Denver (303/720) |
| 80217 Denver (303/720) |
| 80218 Denver (303/720) |
| 80219 Denver (303/720) |
| 80220 Aurora (303/720) |
| 80220 Denver (303/720) |
| 80221 Denver (303/720) |
| 80221 Federal Heights (303/720) |
| 80221 Federal Hgts (303/720) |
| 80221 Northglenn (303/720) |
| 80221 Thornton (303/720) |
| 80221 Westminster (303/720) |
| 80222 Denver (303/720) |
| 80223 Denver (303/720) |
| 80224 Denver (303/720) |
| 80225 Denver (303/720) |
| 80225 Denver Federal Center (303/720) |
| 80225 Lakewood (303/720) |
| 80226 Denver (303/720) |
| 80226 Lakewood (303/720) |
| 80227 Denver (303/720) |
| 80227 Lakewood (303/720) |
| 80228 Denver (303/720) |
| 80228 Lakewood (303/720) |
| 80229 Denver (303/720) |
| 80229 Thornton (303/720) |
| 80229 Welby (303/720) |
| 80230 Aurora (303/720) |
| 80230 Denver (303/720) |
| 80230 Lowry (303/720) |
| 80230 Montclair (303/720) |
| 80231 Aurora (303/720) |
| 80231 Denver (303/720) |
| 80232 Denver (303/720) |
| 80232 Lakewood (303/720) |
| 80233 Denver (303/720) |
| 80233 North Glenn (303/720) |
| 80233 Northglenn (303/720) |
| 80233 Thornton (303/720) |
| 80234 Broomfield (303/720) |
| 80234 Denver (303/720) |
| 80234 Federal Heights (303/720) |
| 80234 North Glenn (303/720) |
| 80234 Northglenn (303/720) |
| 80234 Thornton (303/720) |
| 80234 Westminster (303/720) |
| 80235 Denver (303/720) |
| 80235 Lakewood (303/720) |
| 80236 Denver (303/720) |
| 80236 Englewood (303/720) |
| 80236 Fort Logan (303/720) |
| 80236 Lakewood (303/720) |
| 80237 Denver (303/720) |
| 80238 Denver (303/720) |
| 80238 Montbello (303/720) |
| 80239 Denver (303/720) |
| 80241 Denver (303/720) |
| 80241 East Lake (303/720) |
| 80241 Eastlake (303/720) |
| 80241 Northglenn (303/720) |
| 80241 Thornton (303/720) |
| 80241 Westminster (303/720) |
| 80243 Colorado D M V Dept of Rev (303/720) |
| 80243 Denver (303/720) |
| 80244 Denver (303/720) |
| 80244 U S West Communications (303/720) |
| 80246 Denver (303/720) |
| 80246 Glendale (303/720) |
| 80247 Aurora (303/720) |
| 80247 Denver (303/720) |
| 80248 Denver (303/720) |
| 80249 Denver (303/720) |
| 80250 Denver (303/720) |
| 80251 Denver (303/720) |
| 80251 National Farmers Union (303/720) |
| 80252 Bank Americard (303/720) |
| 80252 Denver (303/720) |
| 80256 Denver (303/720) |
| 80256 Us Bank (303/720) |
| 80257 Denver (303/720) |
| 80257 Us Court of Appeals 10th Cir (303/720) |
| 80259 Denver (303/720) |
| 80259 Small Business Adm (303/720) |
| 80260 Denver (303/720) |
| 80260 Federal Heights (303/720) |
| 80260 Federal Hgts (303/720) |
| 80260 Northglenn (303/720) |
| 80260 Thornton (303/720) |
| 80260 Westminster (303/720) |
| 80261 Colorado Dept of Revenue (303/720) |
| 80261 Denver (303/720) |
| 80262 Denver (303/720) |
| 80262 University of Colorado Med Center (303/720) |
| 80263 Affiliated Banks Service Co (303/720) |
| 80263 Denver (303/720) |
| 80264 Denver (303/720) |
| 80265 Denver (303/720) |
| 80266 Commerce City (303/720) |
| 80266 Denver (303/720) |
| 80271 Denver (303/720) |
| 80271 Wells Fargo Bank (303/720) |
| 80273 Blue Cross Blue Shield of CO (303/720) |
| 80273 Denver (303/720) |
| 80274 Denver (303/720) |
| 80274 Wells Fargo Bank (303/720) |
| 80279 Af Acctg & Finance Center (303/720) |
| 80279 Denver (303/720) |
| 80280 Af Reserve Pers Center (303/720) |
| 80280 Denver (303/720) |
| 80281 Denver (303/720) |
| 80281 Wells Fargo Bank (303/720) |
| 80290 Denver (303/720) |
| 80291 Denver (303/720) |
| 80291 Wells Fargo Bank (303/720) |
| 80293 Denver (303/720) |
| 80294 Denver (303/720) |
| 80294 Federal Bldg/Us Courthouse (303/720) |
| 80295 Denver (303/720) |
| 80299 Denver (303/720) |
| 80299 Western Area (303/720) |
| 80301 Boulder (303/720) |
| 80302 Boulder (303/720) |
| 80303 Boulder (303/720) |
| 80304 Boulder (303/720) |
| 80305 Boulder (303/720) |
| 80306 Boulder (303/720) |
| 80307 Boulder (303/720) |
| 80308 Boulder (303/720) |
| 80309 Boulder (303/720) |
| 80309 University of Colorado (303/720) |
| 80310 Boulder (303/720) |
| 80310 Residence Halls University of Co (303/720) |
| 80314 Boulder (303/720) |
| 80314 I B M (303/720) |
| 80321 Boulder (303/720) |
| 80321 Neodata Business Reply (303/720) |
| 80322 Boulder (303/720) |
| 80322 Neodata (303/720) |
| 80323 Boulder (303/720) |
| 80323 Neodata (303/720) |
| 80328 Boulder (303/720) |
| 80328 Neodata Business Reply (303/720) |
| 80329 Boulder (303/720) |
| 80329 Neodata (303/720) |
| 80401 Evergreen (303/720) |
| 80401 Golden (303/720) |
| 80401 Lakewood (303/720) |
| 80402 Golden (303/720) |
| 80403 Arvada (303/720) |
| 80403 Blackhawk (303/720) |
| 80403 Golden (303/720) |
| 80403 Rollinsville (303/720) |
| 80419 Golden (303/720) |
| 80419 Jefferson County (303/720) |
| 80420 Alma (719) |
| 80421 Bailey (303/720) |
| 80422 Black Hawk (303/720) |
| 80422 Blackhawk (303/720) |
| 80422 Golden (303/720) |
| 80423 Bond (303/720) |
| 80424 Breckenridge (970) |
| 80425 Buffalo Creek (303/720) |
| 80426 Burns (970) |
| 80427 Central City (303/720) |
| 80428 Clark (970) |
| 80429 Climax (719) |
| 80429 Leadville (719) |
| 80430 Coalmont (970) |
| 80430 Walden (970) |
| 80432 Como (719) |
| 80432 Fairplay (719) |
| 80433 Aspen Park (303/720) |
| 80433 Conifer (303/720) |
| 80433 Foxton (303/720) |
| 80434 Cowdrey (970) |
| 80435 Dillon (970) |
| 80435 Keystone (970) |
| 80435 Montezuma (970) |
| 80436 Dumont (303/720) |
| 80437 Evergreen (303/720) |
| 80438 Empire (303/720) |
| 80439 Evergreen (303/720) |
| 80439 Golden (303/720) |
| 80440 Fairplay (719) |
| 80442 Fraser (970) |
| 80443 Copper Mountain (970) |
| 80443 Frisco (970) |
| 80444 Georgetown (303/720) |
| 80446 Granby (970) |
| 80446 Silvercreek (970) |
| 80447 Grand Lake (970) |
| 80448 Grant (303/720) |
| 80448 Shawnee (303/720) |
| 80449 Hartsel (719) |
| 80451 Hot Slphr Spr (970) |
| 80451 Hot Sulphur Springs (970) |
| 80452 Idaho Springs (303/720) |
| 80453 Idledale (303/720) |
| 80454 Indian Hills (303/720) |
| 80455 Jamestown (303/720) |
| 80456 Fairplay (719) |
| 80456 Jefferson (719) |
| 80457 Kittredge (303/720) |
| 80459 Kremmling (970) |
| 80461 Leadville (719) |
| 80463 Mc Coy (970) |
| 80465 Morrison (303/720) |
| 80466 Nederland (303/720) |
| 80467 Oak Creek (970) |
| 80468 Parshall (970) |
| 80469 Phippsburg (970) |
| 80470 Pine (303/720) |
| 80471 Pinecliffe (303/720) |
| 80473 Rand (970) |
| 80474 Rollinsville (303/720) |
| 80475 Shawnee (303/720) |
| 80476 Silver Plume (303/720) |
| 80477 Steamboat (970) |
| 80477 Steamboat Spr (970) |
| 80477 Steamboat Springs (970) |
| 80478 Tabernash (970) |
| 80479 Toponas (970) |
| 80480 Walden (970) |
| 80481 Ward (303/720) |
| 80482 Winter Park (970) |
| 80483 Yampa (970) |
| 80487 Steamboat (970) |
| 80487 Steamboat Spr (970) |
| 80487 Steamboat Springs (970) |
| 80488 Steamboat (970) |
| 80488 Steamboat Spr (970) |
| 80488 Steamboat Springs (970) |
| 80497 Silverthorne (970) |
| 80498 Heeney (970) |
| 80498 Silverthorne (970) |