CAT 2 call plus Link
It is a VoIP telephone service with a geographic telephone numbering that can be used everywhere with the existing internet connection.

Service in details

This is a telephone service via the public internet, so call, voice over internet protocol (VoIP) with a telephone numbering. The service can be used on any provider’s public internet or any local access point everywhere. It is best for frequent travellers who can virtually make Thailand local call out with CAT2call plus numbering and receive Thailand local call in during their business trip as if they were living in Thailand. This service lets the customers need not to use a costly international roaming on their mobile phone. CAT2call plus customers can use the service on various equipment including, ATA, IP phone, or CAT smart phone application named Link. Customers can choose to apply either postpaid or refill-prepaid service.


Remark: Voice call quality depends on the performance of the internet on the customer side.




How to use the service

  • Call to other domestic numbers: dial the domestic numbers including domestic fixed-line phone numbers and domestic mobile phone numbers, for example, 02, 038, 08
  • Call to other foreign countries: dial digits 009 followed by a country code and a subscriber number.
  • CAT2call plus rate



CAT2call plus postpaid

Monthly charge 200 Baht/numbering

Special promotion!!, the monthly charge 200 Baht (not including VAT) can be used as the monthly airtime charge 200 Baht deductible (not including VAT).



Service application form of CAT2call plus postpaid

Download application form of CAT2call plus

Download service change request form


Apply for the service at

CAT customer service offices


CAT2call plus prepaid

Buy a new or refill at 100 Baht and can use within 60 days.

Buy a new or refill at 200 Baht and can use within 180 days.

Buy a new or refill at 300 Baht and can use within 365 days


Remark: Customer can collect the unlimited refill amount and the number of days under the condition that the refill date must be within 30 days from the last remaining date. If the refill date is outside this 30 day window, the system will terminate the CAT2call plus numbering automatically. The system will update the number of the remaining day soon after the refill process is done.


Special promotion!!  For the new customer of CAT 2call plus prepaid with buying the converter box Cisco SPA112 (while supply last)

  • Sliver 2,200 Baht: Buy a new or refill 500 Baht, get extra of 500 Baht and can use within 90 days.
  • Gold 2,700 Baht: Buy a new or refill 1,000 Baht, get extra of 1,000 Baht and can use within 200 days.
  • Platinum 3,700 Baht: Buy a new or refill 2,000 Baht, get extra of 2,000 Baht and can use within 400 days.


To apply for CAT2call plus prepaid

  • Via the website (for credit card payment)
  • Via the website CAT shopping (for credit card payment or bank account)
  • Via the application Link
  • CAT customer service offices


Download application form of CAT2call plus prepaid

Download service change request form


Refill channels




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