On-line visa techniques help to figure out a traveler's eligibility. In order to submit an application for a visa to Vietnam, you can look for nearest one in the neigbouring nations. Mexican Nationals Mexican nationals aren't visa-exempt. Examine the date that's written on your passport and make certain you leave the country prior to your visa expires. Visa on arrival (VOA) simply suggests that you get to the airport or border of that nation, and you will receive an application form that you will have to fill on the spot and you will secure a visa on arrival, the visa is going to be pasted into your passport at the exact same time.