LTR Visa Unit, Thailand Investment and Expat Services Center (TIESC)
Rama IV Rd, Lumphini, Pathum Wan, Bangkok 10330
Data checked on 15 June 2026.
The LTR Visa Unit operates inside the Thailand Investment and Expat Services Center (TIESC) on Rama IV Road in Lumphini, Pathum Wan. It carries a 4.6 rating from 12 reviews. Hours are Monday to Friday, 8:30am to 4:30pm, with weekends closed. Services are handled on site. The official BOI website and a phone line are listed for long-term resident visa applicants needing guidance.
LTR Visa Unit, Thailand Investment and Expat Services Center (TIESC) opening hours
- Monday 8:30AM-4:30PM
- Tuesday 8:30AM-4:30PM
- Wednesday 8:30AM-4:30PM
- Thursday 8:30AM-4:30PM
- Friday 8:30AM-4:30PM
- Saturday Closed
- Sunday Closed
Good to know
- On-site services
Contact LTR Visa Unit, Thailand Investment and Expat Services Center (TIESC)
- Phone: +66 2 209 1109
- Website: ltr.boi.go.th
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