Rules for ZIP Code 80603
Brighton, CO · Adams County
ZIP 80603 is governed by the town of Lochbuie, CO. We do not hold its code yet, and Adams County ordinances do not apply inside its limits.
ZIP code 80603 lies in the town of Lochbuie, CO, which holds about 25% of the ZIP's residents and writes its own local code. We have not added Lochbuie's ordinances yet, so nothing is shown below: Adams County rules govern only unincorporated land and do not reach inside Lochbuie.
ZIP codes do not follow city lines. 80603 also covers:
- city of Brighton~21% of residents · not covered yet
- city of Northglenn~17% of residents · not covered yet
- city of Commerce City~10% of residents · not covered yet
- unincorporated Adams County~21% of residents
Shares are estimates from 2020 Census geography. If your address is in one of these, its rules apply instead.
Each topic below links to the full ordinance breakdown with specific code sections, fine amounts, and answers to common questions. The data is sourced from the official municipal code and verified by our editorial team.
Lochbuie is not covered yet
The town of Lochbuie writes its own code; the county's rules do not apply inside it.Request Lochbuie coverage →
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