Contact Sutthisan campus
- 02-2747426
- prep@prep.ac.th
- 78 Soi Song Sakun, Sutthisan Rd, Samsaenook, Huay Kwang, Bangkok, Thailand 10310
Contact Ladprao 88 campus
- 02-9339388
- ladprao88@prep.ac.th
- 24 Soi Ladprao 88, Ladprao Rd, Wangthonglang, Bangkok, Thailand 10310