What does WSO stand for?
WSO stands for "WATS Serving Office"
How to abbreviate "WATS Serving Office"?
"WATS Serving Office" can be abbreviated as WSO
What is the meaning of WSO abbreviation?
The meaning of WSO abbreviation is "WATS Serving Office"
What does WSO mean?
WSO as abbreviation means "WATS Serving Office"
