USPS Location
- Irmo
7821 Saint Andrews Rd, Irmo, SC 29063
803-781-4024
Bulk Mail Acceptance, Burial Flags, Duck Stamps, General Delivery, Global Express Guaranteed, Greeting Card Services, Money Orders (Domestic), Money Orders (Inquiry), Money Orders (International), PO Box Online, Pickup Accountable Mail, Pickup Hold Mail, Priority Mail International