Institutions like Bank of America , Chase , Wells Fargo , and KeyBank may sell stamps through tellers or select ATMs. Some banks may charge a small convenience fee for non-account holders. 5. Online Options Find USPS Locations

Office Depot and Staples carry stamps and related mailing supplies. 3. Grocery Stores & Supermarkets

Stores like Kroger , Safeway , Publix , and Wegmans sell stamps at the checkout lane or customer service counter.

Most major retailers sell stamps at face value at their customer service desks or main registers.

available 24/7, where you can buy stamps and weigh packages using a credit or debit card.

Costco and Sam's Club are rare locations that may offer a slight discount (e.g., $77.75 for a roll of 100) if purchased in bulk by members. 4. Financial Institutions