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Post Offices in Belvidere, IL
1 post office in Belvidere, Boone County · Data as of 09/23/2026
Post offices on this page
Post offices in Belvidere at a glance
- There is 1 post office in Belvidere, or roughly one for every 24,752 people.
- It ranks 100th among 1,142 Illinois cities by number of post offices.
- Close by, Poplar Grove (2), Caledonia (1) and Capron (1) have post offices as well.
Post offices in Belvidere
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Frequently asked questions
- How many post offices are in Belvidere, IL?
- There is 1 post office in Belvidere as of 09/23/2026.