USPS Location
- Mazon
600 Depot St, Mazon, IL 60444
815-448-5697
Bulk Mail Acceptance, Bulk Mail Account Balance, Bulk Mail New Permit, 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, Passport Acceptance, Passport Photo, Philatelic Services, Pickup Accountable Mail, Pickup Hold Mail, Priority Mail International, Sure Money