I think you should fly outside Thailand and come back to get 60 days and extension for another 30 days. And fly outside again another trips to get you 5 Months as you ask for..
- However, depending on your current Visa Types
- and How many times have you done on your Border Run
Please more details on your questions because we can help more information
pick any districts that available on their system. I don’t think the Thai Embassy really care where you will stay in Thailand after you get your Non-O approval. It’s just make sure you have a reference address to stay in Thailand.
Udon Thani agent at Thai Visa Concierge service . They have Laos Border Run service if you needed help contact them. 063-747-0579 I used their services and everything was done smoothly.