What does unn stand for?
unn stands for "Unallocated National Number"
How to abbreviate "Unallocated National Number"?
"Unallocated National Number" can be abbreviated as unn
What is the meaning of unn abbreviation?
The meaning of unn abbreviation is "Unallocated National Number"
What does unn mean?
unn as abbreviation means "Unallocated National Number"
