You can send One-Way and Two-Way SMS messages to Singapore.
However, you can't send MMS messages.
Available sender IDs
You can choose from a few Sender ID options when sending to Singapore.
Registration and fees may apply.
Not sure which one to choose?
See our Sender ID guide or contact support — we're happy to help.
Alpha tags
Alpha tags allow you to use your brand name as your Sender ID instead of a number. Recipients cannot reply to messages sent using an alpha tag.
To register an alpha tag, please contact support.
Registration ETA: 3-4 weeks
Registration requirements
When registering an alpha tag, you will need to:
All Alpha Tags must be registered with Singapore’s SMS Alpha Tag Registry (SSIR).
You need a Singapore UEN (Unique Entity Number) to register.
Foreign businesses can get a UEN by registering with ACRA.
Register Alpha Tags via the SSIR portal.
After registration, send SinchClickSend a completed Letter of Authorisation using our template (with company header, details, and signature).
Dedicated numbers
Send from a trusted, local number. Your messages will always come from a consistent Sender ID, which is perfect for establishing trust and recognition.
To purchase a dedicated number, please contact support.
Registration ETA: 2-3 weeks
Short codes
Short codes are 5-6 digits long and offer superior throughput — ideal if you plan to send a high volume of messages.
To purchase a short code, please contact support.
Registration ETA: 10-12 weeks
Rules and best practises
Marketing SMS
Required to include <ADV> at the start of message
Required to include “Reply U to Opt-Out” in message
There is a Do-Not-Disturb Registry in effect as part of the Personal Data Protection Act. The sending party is responsible to ensure that they have "clear and unambiguous consent, in written or other accessible form" for any traffic to numbers in the DND Registry. Any organisation found in breach of the Act may be subject to a fine per contravention of up to SGD 1 Million. For more info: www.dnc.gov.sg.
Banking Customers
The Monetary Authority of Singapore have advised banks will need to remove URLs. It is important to note that this is only for customers who are in the banking industry.
For more info: https://www.mas.gov.sg/news/media-releases/2022/mas-and-abs-announce-measures-to-bolster-the-security-of-digital-banking
Non-banking Customers
Operators are doing URL scanning as mandated by regulator IMDA, hence some URLs might be blocked.
Content guidelines
Before you start sending, carefully review our sending guidelines to understand the types of messages you can't send. Additionally, you must adhere to the specific local regulations outlined below:
Money lending