Member hat gesagt:
Bei True und dtac SIM-Karten kann man auch via USSD Code für Gültigkeit bis zu einem 1 Jahr verlängern. Kosten etwa 20 THB.
Press : *113*(number of days)*9#
Rates: 2 baht/30 day request, 6 baht/90 day, 12 baht/180 day. User will receive a confirmation SMS. Must have activated SIM for at least 90 days continuously, or
have a total usage balance of over 200 baht. Account must not be suspended, and must have at least 1 day before it expires.
Remaining credit may not be less than 10 baht after use. Account validity may not exceed 365 days.
Example: *113*180*9# for 180 day extension.