Rules for ZIP Code 58021
Davenport, ND · Cass County
ZIP 58021 is governed by the city of Horace, ND. We do not hold its code yet, and Cass County ordinances do not apply inside its limits.
ZIP code 58021 lies in the city of Horace, ND, which holds about 36% of the ZIP's residents and writes its own local code. We have not added Horace's ordinances yet, so nothing is shown below: Cass County rules govern only unincorporated land and do not reach inside Horace.
ZIP codes do not follow city lines. 58021 also covers:
- city of Davenport~31% of residents · not covered yet
- unincorporated Cass County~33% 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.
Horace is not covered yet
The city of Horace writes its own code; the county's rules do not apply inside it.Request Horace coverage →
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