The postal service has provided financial services in the past. It was recently confirmed that Chase Bank spoke to the USPS about possibly leasing a small number of spaces for an ATM.
Here’s why some have been calling for the return of postal banking.
Congress, Not , Messed Up the U.S. Postal Service - Bloomberg
How the US Post Office Has Delivered the Mail Through the Decades
Maps Show How the Mail Shaped the American West - Bloomberg
Finance
The USPS Is a Public Service, Not a Business
The Founders never intended the U.S. Postal Service to be managed
[Leonard, Devin] on . *FREE* shipping on qualifying offers. Neither Snow nor Rain: A History of the United States Postal Service
Neither Snow nor Rain: A History of the United States Postal Service
Postal Dept Planning To Introduce Banking Services
United States Postal Inspection Service - Wikipedia