USPS Location
- Round Lake
137 Main St, Round Lake, MN 56167
507-945-8201
Bulk Mail Acceptance, Bulk Mail Account Balance, Bulk Mail New Permit, Business Reply Mail Account Balance, Business Reply Mail New Permit, Duck Stamps, General Delivery, Money Orders (Domestic), Money Orders (Inquiry), PO Box Online, Pickup Accountable Mail, Pickup Hold Mail, Priority Mail International