Shelby County Post Office

Find Shelby County Illinois post offices and USPS mailing boxes. Post offices provide information on bulk mail services, domestic mail delivery, international shipping, change of address, mail forwarding, PO boxes, and passport services.


Cowden Post Office 100 Cowden Street Cowden IL 62422 217-783-2422


Findlay Post Office 215 East South 2nd Street Findlay IL 62534 217-756-8510

Herrick Post Office 9 Broadway Herrick IL 62431 618-428-5900

Moweaqua Post Office 115 West Main Street Moweaqua IL 62550 217-768-3315

Oconee Post Office 10 Oak St Oconee IL 62553 217-539-4580

Shelbyville Post Office 200 South Morgan Street Shelbyville IL 62565 217-774-3212

Sigel Post Office 102 Louis Avenue Sigel IL 62462 217-844-2158

Stewardson Post Office 101 West Main Street Stewardson IL 62463 217-682-3833

Strasburg Post Office 106 Commercial Street Strasburg IL 62465 217-644-2616

Tower Hill Post Office 105 Michigan Street Tower Hill IL 62571 217-567-3522

Windsor Post Office 1105 Maine Street Windsor IL 61957 217-459-2540

What Change of Address options are available?

Customers can request a temporary or permanent Change of Address either online or in person at the Post Office using PS Form 3575. The online application for Change of Address has a $1.00 identity validation fee.

Is it possible to insure mail and items sent via the USPS?

Yes. Standard mail can be insured for up to $5,000 for an additional fee. Registered mail items can be insured for up to $50,000.

What is the USPS Office of Inspector General?

The Office of Inspector General (OIG) is a division within the USPS responsible for ensuring the integrity and accountability of the postal service. It conducts investigations to safeguard the postal system and performs audits and reviews.