Before we begin
ComReg the Irish regulator has decided to introduce Alphanumeric Sender ID registration in Ireland. The Alphanumeric Sender ID registry will work as follows.
- ComReg will manage the Alphanumeric Sender ID registry.
- Alphanumeric Sender IDs can be registered directly on the ComReg portal by customers or by Aggregators on their behalf.
- The ComReg SMS Registry portal will open officially on 27th May 2025 for participating Aggregators to pre-register their customers’ Alphanumeric Sender IDs.
- Alphanumeric Sender IDs will be granted on a first come first served basis.
The criteria for registering a Alphanumeric Sender ID are:
The applicant must be a legitimate organization and have a need to register a Alphanumeric Sender ID in the State. The Alphanumeric Sender ID owner shall demonstrate that it meets these criteria by submitting at least one of the following:
(i) A company’s Irish (or international equivalent) CRO number, Revenue VAT or business number or international equivalent;
(ii) A partnership /sole trader’s Irish (or international equivalent) VAT number in their name (s) or proof of their business or Irish income tax registration;
(iii)For a trademark holder that holds a trademark that is enforceable in the State, the trademark number or a digital copy of the trademark certificate;
‘(iv) Registered charity number from the Charities Regulator or registration as a voluntary non profit making organisation in the State; or
(v) Evidence that the organisation’s premises are in the State e.g. organisations such as schools, clubs, etc.
Note:
- For clarity any organisation that does not meet the above criteria but wishes to submit the evidence that it is a legitimate organisation and has a need to register a Alphanumeric Sender ID in the State may do so. ComReg reserves the right to refuse any application that does not meet the above criteria.
- For more information on ComReg's SMS Sender ID Registry, you can refer the following link - https://www.comreg.ie/industry/electronic-communications/nuisance-communications/sms-sender-id-registry/
Updated Timelines:
- May 21, 2025: ComReg will share all aggregators a list of the approved Alphanumeric Sender IDs.
- May 27, 2025: All Customers applications submitted before 20th March will receive an approval link from ComReg to the email addresses shared by the customers during registration process. The customers are required to click on this approval link and follow necessary instructions to complete the Alphanumeric Sender ID registration process.
- May 27, 2025: Official launch of the ComReg Sender ID Registry.
- July 3, 2025: Unregistered Alphanumeric Sender IDs will display as “Likely Scam” or similar.
- October 1, 2025: Messages from unregistered Alphanumeric Alphanumeric Sender IDs will be fully blocked.
Instructions
To register your Alphanumeric Sender ID, you need to provide the following documents via application form.
- Sender ID Ireland - Customer Information (Please upload the filled excel file via Zendesk after the application submission)
- Business Licence / Letter of Corporation/Brand registration certificate (Any one of these documents to show the legitimacy of the company)
To get you up and running as quickly as possible, please fill out the document completely and accurately and provide any other required information. Use the example provided for guidance. Note that mobile network carriers are very strict about the details!
Alphanumeric Sender ID Registration for Ireland
- All fields from Columns 'A' to 'O' are mandatory and must be filled out in the spreadsheet.
- If a Company/Organisation has multiple Alphanumeric Sender IDs under their business, please use cells from Column 'P' to provide the additional Alphanumeric Sender ID details.
- If you are an ISV registering Alphanumeric Sender IDs on behalf of your end clients, ensure that client-specific information is entered in Columns 'A 'to 'O'.
- Please note that a separate Alphanumeric Sender ID application will be required for Alphanumeric Sender IDs of each end client along with their respective Business Licence / Letter of Corporation/Brand registration certificate