What does Zo stand for?

Zoen Tencararius - Flourished, 13th century - Authority cited in pre-1607 legal work (DSA)

Mozambique - NCIC country-territory code (NCIC)

Oceanic Air Traffic Control - ICAO designator (ICDA)

Station Identification Symbol, Orbiter X-Axis (SAUS)

Trans-California - ICAO designator (AD)

Zanzibar Organization (SAUS)

Z-Axis of Orbiter - NASA (NASA)

Zern Order (SAUS)

Zero Output

Ziehen-Oppenheim - Syndrome - Medicine (DB)

Zirconium Oxide (SAUS)

Zone (IAA)

Zoning Ordinance (PA)

Zoological Origin

Zuelzer-Ogden (DB)