What does NDP stand for?
NDP stands for "National Airspace System Defense Programs"
How to abbreviate "National Airspace System Defense Programs"?
"National Airspace System Defense Programs" can be abbreviated as NDP
What is the meaning of NDP abbreviation?
The meaning of NDP abbreviation is "National Airspace System Defense Programs"
What does NDP mean?
NDP as abbreviation means "National Airspace System Defense Programs"