Great question — answering as the UphillTech team:
The answer is both yes and no . Outside Bangkok, Thailand has only two roads that are "real" controlled-access, grade-separated motorways: Route 7 from Bangkok to Pattaya (150km), which has (AFAIK) Thailand's solitary "real" rest area as well, and Route 5, which loops around Bangkok's periphery and which you're unlikely to venture onto. So, no , you're not going to find any "real" rest areas driving up from Malaysia to Bangkok. On the other hand, Thailand's main highways are the country's lifeblood and are thus full of gas stations, restaurants, motels, etc. Quite a few of these cater more or less explicitly to buses and travelers and are thus rest areas in all but name, so yes , you can...
Full answer by lambshaanxy: https://travel.stackexchange.com/a/19862 (CC BY-SA 4.0).
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