From Thailand, visitors are able to get a visa to Vietnam either through Vietnamese embassy in Bangkok:
Address of Vietnamese embassy in Bangkok
83/1 Wireless Road, Lumpini, Pathumwan, Bangkok 10330
+ Tel: 66 (0) 2 251 5836-8
+ Fax: 66 (0) 2 251 7203
Office hours: Monday – Friday: 08.00-11.30 Hrs. and 13.30-16.30 Hrs.
You are required to provide 1-2 passport size photos and the cost was about 1800 Baht (~60 USD). Normal process takes around 2-3 days, if you need an express one (1 working day), then you have to pay a little bit more.
Vietnam visa on arrival service will help you get visa for Vietnam fast, cheap and convenience without going and queuing at embassy or consulate. Now you can stay at home or office to fill Vietnam visa form online and get approval letter from Vietnam Immigration Department with support from visa agents in Vietnam.
Vietnam visa on arrival is supported by Vietnam Immigration Office. To get visa on arrival at Vietnam airports, you simply fill online application form at: http://www.vietnamvisaonline.net/apply/ or download vietnam-visa-application-form.doc, complete and send back to us via firstname.lastname@example.org
This video tutorial will show you how to apply for a visa-on-arrival to Vietnam, the process involves quite a few steps that must be completed before you can pick up your visa at Vietnam airport.