The meaning of the Acronym CTSO is...

CTSO is

• Coordinating Tax Services Office

More Meanings For CTSO:

• Cellular Telephone Service Order
• Career and Technical Student Organization
• Center for Technological Support of Outreach
• CaTthepSin O gene
• Clinical Trials Support Office
• Career Technical Sales Organization
• Chief Tactical Systems Officer
• Coordinating Tax Services Office
• Catholic Tuition Support Organization

CTSO is also in:

• Firms
• Human Genome
• Laboratory
• Military
• Religion
• Telecom
• Universities
• US Government