SGNIC
Singapore Network Information
Centre (SGNIC) Pte Ltd
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SINGAPORE SMS SENDER ID REGISTRY (“SSIR”)
Sender ID Rules of Registration

  1. Registration of Sender IDs is on a first-come-first-served basis.
  2. No sharing of Sender IDs is allowed between user organisations.
  3. Sender IDs cannot be transferred between user organisations, unless approved by SGNIC.
  4. If a user organisation is seeking to register a Sender ID that is not linked to its company name or business, it may be requested to provide supporting documents to justify its choice of Sender ID.
  5. Alphanumeric Sender IDs should:
    1. have a minimum of 3 characters and a maximum of 11 characters;
    2. not contain non-Latin characters;
    3. be in any combination of upper/lower casing;
    4. not be generic in nature (for e.g. “OTP”, “SMS”, etc);
    5. not be sensitive in nature;
    6. not contain leading or trailing spaces; and
    7. only include the allowed special characters found in the Annex.
  6. Short codes can be registered as Sender IDs with the SSIR, provided the below conditions are met:
    1. Only 5-digit short codes starting with 7 can be registered;
    2. The short code will need to be unique to the user organisation; and
    3. The user organisation will need to submit supporting document(s) to the SSIR, showing that the short code was issued by a Mobile Network Operator in Singapore to the SMS aggregator that the user organisation is working with.
  7. Long virtual numbers (“LVNs”) can be registered as Sender IDs with the SSIR, provided the below conditions are met:
    1. Only Application-to-Person (A2P) numeric Sender IDs to send/receive SMS to/from Singapore mobile users can be registered. Person-to-Person (P2P) SMS sent via SIM card (which is tied to a unique mobile number) cannot be registered;
    2. Only 8-digit LVNs from the 8 and 9 series can be registered;
    3. The LVN will need to be unique to the user organisation;
    4. The user organisation will need to submit supporting document(s) to the SSIR, showing that the LVN was issued by a Mobile Network Operator in Singapore to the SMS aggregator that the user organisation is working with.

 

Annex: List of Allowed Special Characters in a Sender ID

Special
Characters
Description
! exclamation mark
# number sign
% percent
& ampersand
* asterisk
( left/opening parenthesis
) right/closing parenthesis
- minus or dash
= equal sign
+ plus
? question mark
< less than
> greater than
; semi-colon
: colon
" double quote
' single quote
/ forward slash
  Space character
@ "at" symbol
$ dollar sign
_ underscore
^ caret/circumflex
| vertical bar
{ left/opening brace
} right/closing brace
[ left/opening bracket
] right/closing bracket
~ tilde
\ back slash
. dot