Subscribers In Operation
Key Facts
Abbreviation
SIO
Pronunciation
/səbˈskraɪbərz ɪn ˌɑpərˈeɪʃən/
Category
Computing
Related Field
Telecom
Other meanings of SIO
Serial Input/Output
Computing
Serial I O
Misc
Standard I O
Misc
Seller Initiated Offer
Business
Serious Inquiries Only
Business
Student Information Online
Academic
Students Islamic Organisation
Academic