What does CRRR stand for?

CRRR stands for "Certified Return Receipt Requested"

How to abbreviate "Certified Return Receipt Requested"?

"Certified Return Receipt Requested" can be abbreviated as CRRR

What is the meaning of CRRR abbreviation?

The meaning of CRRR abbreviation is "Certified Return Receipt Requested"

What does CRRR mean?

CRRR as abbreviation means "Certified Return Receipt Requested"