What does O stand for?

O stands for "New Orleans, Louisiana (mint mark on US coins)"

How to abbreviate "New Orleans, Louisiana (mint mark on US coins)"?

"New Orleans, Louisiana (mint mark on US coins)" can be abbreviated as O

What is the meaning of O abbreviation?

The meaning of O abbreviation is "New Orleans, Louisiana (mint mark on US coins)"

What does O mean?

O as abbreviation means "New Orleans, Louisiana (mint mark on US coins)"