What does NNP stand for?
NNP stands for "National Numbering Plan"
How to abbreviate "National Numbering Plan"?
"National Numbering Plan" can be abbreviated as NNP
What is the meaning of NNP abbreviation?
The meaning of NNP abbreviation is "National Numbering Plan"
What does NNP mean?
NNP as abbreviation means "National Numbering Plan"