What does TZ stand for?

What does TZ mean?

TZ	Tanzania Regional » Countries
TZ	Time Zone Regional » Time Zones
TZ	TeilZeit International » German
TZ	Twilight Zone Community » Media
TZ	Twilight Zone Miscellaneous » Science Fiction
TZ	Training Zone Governmental » Military
TZ	Training Zone Governmental » NASA
TZ	Training Zone Governmental » Transportation
TZ	Test Zone Governmental » NASA
TZ	Test Zone Governmental » Military
TZ	Test Zone Governmental » US Government
TZ	Times Of Zambia Community » Media
TZ	Toledo Zoo Community
TZ	Transmission Zero Academic & Science » Electronics
TZ	TrennZahl International » German
TZ	Touring Zone Community
TZ	Tax Zombie Governmental » US Government
TZ	Compressed file archive.tar.Z ( Tar and Compress) Computing » File Extensions
TZ	Tough Zhitt Miscellaneous » Funnies
TZ	Translation Hand Controller Z-Axis Direction Governmental » NASA
TZ	Travel Zippy Business » Firms