What does USNO stand for?

USNO stands for "U.S. Naval Observatory"

How to abbreviate "U.S. Naval Observatory"?

"U.S. Naval Observatory" can be abbreviated as USNO

What is the meaning of USNO abbreviation?

The meaning of USNO abbreviation is "U.S. Naval Observatory"

What does USNO mean?

USNO as abbreviation means "U.S. Naval Observatory"