Coal Creek Colorado ZIP Codes
Coal Creek holds a single ZIP code.
Every ZIP code in Coal Creek
| ZIP code | County |
|---|---|
| 81221 | Fremont County |
We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP. USPS delivery-type products are licensed, and no clean-rights source maps ZIP codes to neighbourhoods — so the Coal Creek codes above are listed without a column we would have to invent.
Scope every ZIP code recorded for Coal Creek. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated . ZIP codes are delivery-route groupings, not areas; the boundaries implied by any ZIP map are approximations.
How these codes cluster
Every Coal Creek ZIP code begins 812. Those first three digits identify the sectional center facility that processes mail for this part of Colorado. Statewide that range covers 32 ZIP codes, so Coal Creek accounts for 3% of it.
Every Colorado ZIP prefix and the region it covers →
Area codes covering Coal Creek
ZIP codes and area codes are separate systems — one routes mail, the other routes calls — and they do not share boundaries. The code below serves the same ground Coal Creek occupies.
Coal Creek Colorado area codes in full →
Where Coal Creek's ZIP codes sit
- Reference points and footprint
- Not an official NANPA boundary
- Not a USPS delivery area
Cities near Coal Creek
| City | Distance | ZIP codes |
|---|---|---|
| Nederland Colorado ZIP codes | 8.2 mi | 1 ZIP code |
| Black Hawk Colorado ZIP codes | 9.6 mi | 1 ZIP code |
| Boulder Colorado ZIP codes | 11 mi | 11 ZIP codes |
| Central City Colorado ZIP codes | 11 mi | 1 ZIP code |
| Arvada Colorado ZIP codes | 13 mi | 7 ZIP codes |
| Idaho Springs Colorado ZIP codes | 13 mi | 1 ZIP code |
| Louisville Colorado ZIP codes | 13 mi | 1 ZIP code |
| Ward Colorado ZIP codes | 14 mi | 1 ZIP code |
Straight-line distance between place reference points, not driving distance.