The meaning of the Acronym MTSO is...

MTSO is

• Mobile Telephone Switching Office

More Meanings For MTSO:

• Meteorological Telecommunications System Offenbach
• Methodist Theological School in Ohio
• Medical Transcription Service Organization
• Mobile Telecommunications Switching Office
• Mobile Telephone Switching Office
• Mobile Telephone Switching Office

MTSO is also in:

• Firms
• Meteorology
• Networking
• Security
• Telecom
• Universities