About Dtac

These are some free codes you can enter into your DTAC Happy phone to do a few useful things like check your balance, turn on your roaming, and check on your 3G internet balance.  Very handy.

How to check your DTAC balance

• Enter *101*9# followed by the send button
• Call *1001 and follow the instructions

How to contact DTAC

• Call 1678 from your DTAC number in Thailand

• Check your remaining balance – Press: *101*9#  or *101# 

• Check your Internet credit – Press: *101*4*9# 

• Check your SMS credit – Press: *101*2*9# 

• Check your Happy for free credit – Press: *101*5*9# 
• Live Thai to English translation service: IVR: *1021 

• Find out your phone number – Press: *102*9# 

• Check your Promotion – Press: *103*9#  – Switch plans IVR: Press *1003  press 9

• Current and last month’s usage – Press *108*9# 

• Emergency refill service – Press *110*9# 

• [sws_tooltip trigger=”Extend Validity” tooltipcontent=”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.” effect=”toggle” width=”400px”] [/sws_tooltip] – Press : *113*[number of days 30/90/180]*9# Example: *113*180*9#  for 180 day extension.

• Wrong number Refund service – Keypress:*111*9#  – IVR:*1011

• Emergency Call Me Back service – Press: *114*10_digits_number_you_want_to_contact*9#  – IVR:*1490

• Turn on IR (International Roaming) – Press: *118*9# or *1018 

• Turn off IR – Press: *118*2*9#

• Check IR roaming status- Press: *118*3*9#

• Check the price of a call to any country – Press: 004 international_number_to_call 

• Credit Transfer Service – Press : *112*10 digits Happy Number*amount*9#  (Amounts: 20-200 Baht, 2 baht fee) IVR: *1411

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• Check remaining balance of your internet package – *101*4*9# 

• Check if the number is in DTAC network – *102*1*10 digits number*9# 

• Check if the number is in DTAC network area – *102*10 digits number*9# 

• Activate/Deactivate Happy internet – *104*71*9#  (Activate) *104*72*9#  (Deactivate)