Buy Postage Stamps in Saint Marys, IA

Post Offices and USPS-authorized retailers where postage stamps are sold in Saint Marys, IA.

All the locations below sell USPS postage stamps which can be used to mail First Class letters in the United States. We list both official post offices run by the United States Postal Service and retailers which have been authorized by USPS to sell postal products in Saint Marys.

Need to mail a letter? See

Post Offices & Mailboxes in Iowa

Do you need Stamps?

Now you can print postage immediately using your home printer

Get a 4 week trial
Post Office Name City/State Address Phone Number Action
Saint Marys Post Office SAINT MARYS, IA 50241 104 Iowa St 6412972305 View Details Get Directions

Space for Ad

Mailbox in nearby cities

Frequently asked questions