USPS Mailman with Mask and Gloves during the COVID-19 Coronavirus Pandemic Editorial Stock Image - Image of post, logo: 180011299

Can the coronavirus spread through the mail? - CBS News

Wearing of masks requested at some U.S. post offices

USPS: Employees to receive new face coverings - 21st Century Postal Worker

Usps worker hi-res stock photography and images - Alamy

USPS Mailman with Mask and Gloves during the COVID-19 Coronavirus Pandemic Editorial Stock Image - Image of post, logo: 180011299

Usps worker hi-res stock photography and images - Alamy

175 Usps Logo Stock Photos - Free & Royalty-Free Stock Photos from Dreamstime

Woman Admits to Spitting on USPS Worker, Threatening Him With COVID-19

APWU sends USPS letter on COVID-19 and Face Coverings - 21st Century Postal Worker

USPS distributing face coverings to all employees - 21st Century Postal Worker

Postal Service controversy? COVID-19? Nothing can stop this letter carrier

687 Delivery Truck Covid Stock Photos - Free & Royalty-Free Stock Photos from Dreamstime

United states post office logo hi-res stock photography and images - Alamy

It's illegal to tip your mail carrier. I'm doing it anyway

USPS Covid-19 Coronavirus Plan To Send Every Household Face Masks: Why The White House Stopped It