What does GNIS stand for?
GNIS stands for "Geographic Names Inventory System"
How to abbreviate "Geographic Names Inventory System"?
"Geographic Names Inventory System" can be abbreviated as GNIS
What is the meaning of GNIS abbreviation?
The meaning of GNIS abbreviation is "Geographic Names Inventory System"
What does GNIS mean?
GNIS as abbreviation means "Geographic Names Inventory System"
