1 TP&T Tower, 12^th Fl., Vibhavadi-Rangsit Rd.,
Chatuchak, Bangkok 10900

(66) 0 2936 1429 
- RMTS Online Database ext. 512-523 email: databaseonline@ic.or.th
- RMTS & eMT Online ext. 700 email: callcenter@ic.or.th
- Overdue Payment & Invoice ext. 404 email: finance@ic.or.th
- Training & Seminar Service ext. 205-209 email: icis@ic.or.th
- RMTS, eMT Online, Membership Application ext. 202-204
  email: cus_service@ic.or.th
- Counter Service ext. 310-313 email: counterservice@ic.or.th