USPS Location
- Castleton
219 Main St, Castleton, IL 61426
309-479-3891
Burial Flags, Business Reply Mail Account Balance, Business Reply Mail New Permit, General Delivery, Global Express Guaranteed, Money Orders (Domestic), Money Orders (Inquiry), Money Orders (International), PO Box Online, Packaged Stamps, Pickup Accountable Mail, Pickup Hold Mail, Priority Mail International