Enter a clue or pattern or both:
The Clue
Letter carriers' grp. (4 letter answer)
The Answer
USPS
Tags
Notes
The answer USPS is seen occasionally, appearing about once every 750 puzzles.
Related Clues
Mail letters
Mail letters?
Mail org.
Org. with stamps
Deliverer of many pkgs.
Inits. on a mail truck
Letter carriers' org.
Mail carrier's grp.
One way to send pkgs.
Census form deliverer: Abbr.
Its symbol is an eagle: Abbr.
Zip-code assigner: Abbr.
Org. that trademarked "Pony Express" in 2006
"We deliver for you" sloganeer: Abbr.
Definition
USPS as a noun:
1. (United States Postal Service, US Postal Service, USPS) = an independent federal agency that provides mail processing and delivery service for individuals and businesses in the United States