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.
USPS Certifies CaseMail as First Blockchain Generated ePostage
USPS Postal Service Vintage Logo Mini Dropbox Officially Licensed
Postal Dept Planning To Introduce Banking Services
Why Does the US Postal Service Lose Money?
The U.S. Post Office: The Workers' Savings Bank
Unsure how to proceed with USCIS priority mail that's not been
United States Post Office Department - Wikipedia
USPS lost my $1.5k package : r/usps_complaints
Postal Banking: What it Means, How it Works
Senators raise concerns over USPS postal banking pilot program
Restructuring the U.S. Postal Service
What Is a USPS Money Order? Tracking & More (with pictures)