Boulder, Colorado - Area code 303
Boulder, CO
0303
Boulder, CO
Boulder, CO
911
Boulder, Colorado - United States, Colorado
Boulder is located in United States and has area code 303.
When calling a person or company located in Boulder from abroad,
you must first type the plus sign (+) or double zero (00) followed by the country code and then the area code.
In this case +1303 followed by the phone number.
Local time and other details
Local time in Boulder, CO is 17:58.
Boulder - Postal numbers
Boulder has 18 different postal numbers / zip numbers.| Postal number | Municipality | County | Lon/Lat |
|---|---|---|---|
| 80301 | Boulder | Colorado | -105.2143/40.0497 |
| 95006 | Boulder Creek | California | -122.1365/37.1547 |
| 89006 | Boulder City | Nevada | -114.9721/35.9279 |
| 89005 | Boulder City | Nevada | -114.8344/35.9727 |
| 82923 | Boulder | Wyoming | -109.5401/42.6881 |
| 84716 | Boulder | Utah | -111.4266/37.9166 |
| 59632 | Boulder | Montana | -112.1138/46.2306 |
| 80314 | Boulder | Colorado | -105.3735/40.0878 |
| 80310 | Boulder | Colorado | -105.2705/40.015 |
| 80309 | Boulder | Colorado | -105.2705/40.015 |
| 80308 | Boulder | Colorado | -105.3868/40.0277 |
| 80307 | Boulder | Colorado | -105.3735/40.0878 |
| 80306 | Boulder | Colorado | -105.3847/40.1022 |
| 80305 | Boulder | Colorado | -105.2531/39.9807 |
| 80304 | Boulder | Colorado | -105.2771/40.0375 |
| 80303 | Boulder | Colorado | -105.2392/39.9914 |
| 80302 | Boulder | Colorado | -105.2851/40.0172 |
| 54512 | Boulder Junction | Wisconsin | -89.6325/46.1112 |
Other areas in Colorado with area code 303
Boulder share the same area code (0303) with these 33 other areas in Colorado.
Golden, Hudson, Georgetown, Niwot, Brighton, Highlands Ranch, Morrison, Keenesburg, Aurora, Boulder, Englewood, Lyons, Longmont, Denver, Littleton, Lakewood, Nederland, Broomfield, Arvada, Idaho Springs, Black Hawk, Kiowa, Strasburg, Bennett, Elizabeth, Elbert, Castle Rock, Evergreen, Louisville, Larkspur, Byers, Erie, Fort Lupton
Reported phone numbers in Boulder
The list below contains all phone numbers that we have received reports on.