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Interior New Post Office

is currently closed

601 Sd Highway 44
Interior, SD 57750-9997

Latitude: 43.725806, Longitude: -101.979004

Get directions to Interior New Post Office: Current location to this post office
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No dedicated parking. Here's what you can do at this location:

Accountable Mail Pickup: Pick up items that require a signature: Certified Mail, Registered Mail, Collect on Delivery, insured packages, and Signature Confirmation items.
Package Pickup (Notice Left): Pick up a package that couldn't be delivered — the carrier left a slip at your door. Bring the notice and a valid ID.
PO Box (Online Management): Rent a PO Box and manage billing online. A PO Box gives you a secure, private mailing address — useful if you run a business or want to separate personal and business mail.

Domestic Money Orders: Purchase money orders up to $1,000 each — a secure way to send payments without a bank account. Accepted nearly everywhere and traceable if lost.

Customer Service Referrals: Staff can help answer questions or direct you to the right resource for issues with mail delivery, address changes, or other USPS services.