| Zip Code | City | State | County | Area Code | Time Zone | Latitude/Longitude | | 80301 | Boulder | Colorado | Boulder | 303 | Mountain | 40.0497/-105.2143 | | 80302 | Boulder | Colorado | Boulder | 303 | Mountain | 40.0172/-105.2851 | | 80303 | Boulder | Colorado | Boulder | 303 | Mountain | 39.9914/-105.2392 | | 80304 | Boulder | Colorado | Boulder | 303 | Mountain | 40.0375/-105.2771 | | 80305 | Boulder | Colorado | Boulder | 303 | Mountain | 39.98/-105.25 | | 80306 | Boulder | Colorado | Boulder | 303 | Mountain | 40.02/-105.28 | | 80307 | Boulder | Colorado | Boulder | 303 | Mountain | 39.98/-105.24 | | 80308 | Boulder | Colorado | Boulder | 303 | Mountain | 40.02/-105.24 | | 80309 | Boulder | Colorado | Boulder | 303 | Mountain | 40.01/-105.27 | | 80310 | Boulder | Colorado | Boulder | 303 | Mountain | 40.0336/-105.3605 | | 80314 | Boulder | Colorado | Boulder | 303 | Mountain | 40.09/-105.2 | | 80321 | Boulder | Colorado | Boulder | 303 | Mountain | 40.01/-105.21 | | 80322 | Boulder | Colorado | Boulder | 303 | Mountain | 39.9664/-105.2225 | | 80323 | Boulder | Colorado | Boulder | 303 | Mountain | 40.01/-105.21 | | 80328 | Boulder | Colorado | Boulder | 303 | Mountain | 40.01/-105.21 | | 80329 | Boulder | Colorado | Boulder | 303 | Mountain | 39.9664/-105.2225 |
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