You may use this App to register your phone number in the Singapore National DNC List easily.
This App helps you to comply with the DNC policy under the Personal Data Protection Act in Singapore.
Flat rate at SGD 1.2 cents for promotional period only. (Purchase of credit available in website https://searchdnc.mobxcast.com/Topup.aspx)
No extra costs, just reload your credits online then you can check numbers for DNC registry on multiple platforms.
Get free trial now to enjoy 5 free credits.
For the policy details you can refer to Singapore Government's official website:
*Please note that search DNC results will be available within 24 hours subjected to Singapore national Do Not Call (DNC) registry availability.