Be aware of scammers impersonating as IMDA officers and report any suspicious calls to the police. Please note that IMDA officers will never call you nor request for your personal information. For scam-related advice, please call the Anti-Scam helpline at 1800-722-6688 or go to

Consultation on Numbering Auction for prefix number level '6' and '8'

Issued Date: 05/07/2011

Decision Date: 14/09/2011

14 September 2011 - Completed Consultations & Decisions for Number Auction for prefix number level '6' and '8'

14 September 2011

22 July 2011

Note: IDA has received request for extension to allow more time to review and comment on the consultation paper. IDA hereby extended  the submission date to 1 Aug 2011.

05 July 2011

IDA would like to seek the views and comments from the industry and members of the public on

  • whether IDA should conduct Number Auction for prefix number level '3';
  • IDA invites views and comments on whether the proposed quantity of 100 new number levels for each prefix number is appropriate; and
  • the proposed number auction rules and arrangement.

IDA Consultation Paper
Proposed number auction rules and arrangement (198.21KB)

All views and comments should be submitted in writing and sent to IDA by fax or in soft copy (Microsoft Word Format). Submissions should reach IDA by 12 noon, 1 August 2011. Respondents are required to include their personal or company particulars, correspondence address, contact number and email address in their submissions. All comments should be addressed to:

Aileen Chia (Ms)
Deputy Director-General (Telecoms & Post)
Infocomm Development Authority of Singapore
10 Pasir Panjang Road
#10-01 Mapletree Business City
Singapore 117438

Please submit your soft copies via email with the email header "Consultation on Numbering Auction for prefix number level '6' and '8' to You may also submit a hardcopy to fax number: +65 6659 2502.

Responses Received at Closing Date - 1 August 2011
Singapore Telecommunications Limited, SingTel Mobile Singapore Pte Ltd and SingNet Pte Ltd (84.89KB)
StarHub Ltd (74.30KB)