Police Department in Alton

Find municipal police department contacts.

Change location

What do you need to do now?

Police Department — full guide

Police Department — full guide

Bring identity, Social Security proof, and residency documents

Full guide for Alton

More offices in Alton

Illinois Department Of Natural Resources - Region 4 Office · 4521 Alton Commerce Parkway

Content last checked: 8/12/2026 · Alton offices