Transnistria is not recognised by the majority of nations of the world (with the exceptions of the partially recognized Abkhazia and South Ossetia).
Transnistrian passport is not valid for travel to most countries in the world.
Most citizens are entitled to either a Moldovan, Russian or Ukrainian passport for travel abroad.
[1] Transnistrian passport can only be used to travel to Abkhazia and South Ossetia.
2 Azerbaijan, Georgia, Turkey, Kazakhstan, Russia and the partially recognised republics of Abkhazia and South Ossetia each span the conventional boundary between Europe and Asia.