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Post Offices in Grafton, IL
1 post office in Grafton, Jersey County · Data as of 09/23/2026
Post offices on this page
Post offices in Grafton at a glance
- There is 1 post office in Grafton, or roughly one for every 734 people.
- By count, it is 100th of 1,142 in Illinois.
- Nearby, Elsah (1), Fidelity (1) and Fieldon (1) also have post offices listed.
Post offices in Grafton
A to Z
Frequently asked questions
- How many post offices are in Grafton, IL?
- There is 1 post office in Grafton as of 09/23/2026.