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One-2-Call! Top Up Channels
Refill on Mobile
Look for this logo to enjoy Refill on Mobile service throughout Thailand... For just 5 Baht and you can get your phone topped up without needing any card!!

New! Click here for details about Refill on Mobile or how to be an authorized dealer.

What is “Refill on Mobile”?
Answer Refill on Mobile is a top up service for One-2-Call! and Sawasdee customers via merchant’s mobile phones.

What top up denominations are available for Refill on Mobile?
Answer Refill on Mobile denominations are available in 5, 20, 30, 40, 50, 60, 70, 80, 90, 100, 150, 200, 250, 300, 350, 400, 450, 500, 600, 700, 800, 1000 and 1500 Baht.

What are advantages of Refill on Mobile?
  • Top up denomination starts as low as 5 Baht.
  • Fast and convenient (no need to scratch card).
  • Easy to top up at anytime and anywhere whenever you see this logo
  • Earn more validity days than any other top up channels for certain denomination

How will I know if my phone is already topped up?
Answer You will be notified of a new account balance and validity balance via SMS directly on your phone after the merchant has topped up your One-2-Call! number. However, if you fail to receive SMS, you can also check an account balance and validity balance one your own via *121# and press call.

If I have a problem or question about Refill on Mobile, where can I contact?
Answer You can get in touch with a merchant who topped up your phone or contact AIS Call Center at 1175.

Where can I get the service from Refill on Mobile?
Answer You can top up via Refill on Mobile Unit across Thailand at any place displaying this logo

If I would like to become a merchant of Refill on Mobile service, where should I apply?
Answer Contact any Telewiz Shop nationwide or call for more information at AIS Call Center 1175.

USSD Automatic Voice Response Used In Refill on Mobile Service
  • To check customer’s account balance, dial *121#
  • To check customer’s phone number (to ensure that top up amount goes to the right phone number), dial *545# (from the phone you would like to check the number)