DialLink guides you through this process step by step in your tenant.
This article explains how to complete A2P 10DLC registration in DialLink and what information you need at each step.
Before you start
Make sure that:
You are logged in as an Owner or Admin.
Your DialLink account is paid (registration is not available for trial accounts; for more information about trial limitations, please refer to this article).
Your number porting process is complete, and the number is fully functional.You have the required information ready (see: Information required for A2P 10DLC registration).
Step 1: Start registration
Go to Settings.
Desktop:
Mobile:
2. Open the Trust tab.
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Mobile:
3. Click Register.
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Mobile:
Step 2: Confirm the purpose of using a phone number
Note: If you have previously completed company profile registration in DialLink, the information you provided will be automatically pre-filled during the A2P 10DLC registration process.”
Select how you use DialLink:
For business
For personal use
Then confirm whether you have a US or Canadian address and mobile phone number. Your mobile phone number must be provided by a traditional carrier. VoIP numbers are not supported.
You’ll also be asked whether you have a business tax ID number.
Your answers determine which registration flow you’ll follow.
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Mobile:
Step 3.1: Complete details for business use
Note: If you have previously completed company profile registration in DialLink, the information you provided will be automatically pre-filled during the A2P 10DLC registration process.”
1. Enter business registration details
On the next step you will be asked to provide your business registration details. Select your Business registration ID type (for example, EIN or another applicable identifier). Enter your registration number exactly as it appears in your tax documents.
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Mobile:
Example of a registration number in tax documents:
2. Confirm business address from tax documents
Choose an existing address or add a new one. Make sure the address exactly matches your official tax or registration paperwork.
US carriers cross-reference this data with tax agencies. Mismatched information is one of the most common reasons for registration rejection. To avoid rejection, ensure the legal business name and address match exactly with the one in your tax document. Use official documentation to verify accuracy before submission.
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Mobile:
Example of a business address in tax documents:
3. Provide additional business information
Select and enter:
Business type
Company type
Business identity
Industry
Website, business listing, or other online presence
Regions of operation
This information helps carriers assess your business profile and messaging intent.
If your business doesn’t have a website, provide another verifiable online presence.
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Mobile:
4. Add a point of contact
Enter details for the primary contact person:
First name and last name
Email address
Job title
Position
Phone number
This person may be contacted if carriers need clarification during the review process.
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Mobile:
Step 3.2: Complete details for personal use
Note: If you have previously completed company profile registration in DialLink, the information you provided will be automatically pre-filled during the A2P 10DLC registration process.”
1. Enter your personal details
Provide the following information:
First name
Last name
Email address
Phone number
The phone number must be a carrier-based US or Canadian mobile number.
VoIP numbers (including DialLink numbers) are not supported.
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Mobile:
2. Provide your home address
Сhoose an existing address added to your tenant or add a new one. US and Canadian addresses are accepted. PO boxes are allowed.
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Mobile:
Step 4: Explain how your business will use text messaging
Important: The next three steps are critical for successful registration and for enabling text messaging. All fields must be completed. Missing or incomplete information may result in rejection of your request.
Describe in detail why you plan to send text messages to your customers. Be specific about the purpose of your messages and avoid vague statements such as “customer communication” or “marketing purposes,” as these can increase the risk of rejection.
Clearly explain the intent behind your messaging and ensure it aligns with the message examples you will provide later.
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Mobile:
Step 5: Add message samples
Provide at least two examples of real messages you plan to send. Each message sample must clearly include:
your business name,
the purpose of the message,
clear unsubscribe instructions (for example: Reply STOP to unsubscribe).
You can add more samples if your use cases vary.
Message samples must match the use cases you described in the previous step.
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Mobile:
Step 6: Describe message content and user consent
First, indicate whether your messages include embedded links or phone numbers by selecting the appropriate checkboxes.
How do end-users consent to receive messages?
In this field, provide a detailed explanation of how end users give consent to receive messages.
Your description should cover the full communication flow and include:
How customers first interact with your business (e.g., phone call, website form, in-person visit)
The types of requests or inquiries they typically make
How you obtain consent to send text messages
Where and how that consent is recorded and stored
Be as specific and descriptive as possible so the carrier can clearly understand and verify your messaging practices.
You do not need to include exact opt-in or opt-out confirmation message examples here. However, indicate where in your process these steps occur, as you will provide the exact messages in separate fields.
For additional guidance and examples, refer to the documentation here.
Privacy policy and terms of conditions
Add links to your Privacy Policy and Terms of Conditions. Ensure both links are valid, up to date, and publicly accessible.
Opt-in confirmation message
Provide the message that is sent to users after they opt in. Include the opt-in keyword used by customers in this message.
Opt-out message
Include a sample message that users receive after unsubscribing. Make sure to list the opt-out keywords customers can use to opt out.
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Step 7: Confirm forbidden message topics
Review the list of forbidden message topics, such as:
high-risk financial services
gambling
debt collection
prescription drugs
illegal substances
S.H.A.F.T. categories
Confirm that you will not send messages related to these topics.
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Mobile:
Step 8: Associated fees
A2P 10DLC registration includes mandatory fees. During the registration process:
A one-time registration fee is charged.
A monthly recurring fee applies based on your registration type.
Additional fees may apply if a rejected application is resubmitted.
Fees are enforced by The Campaign Registry and US mobile network operators, and are required to complete registration.
See details: A2P 10DLC fees, limits, and benefits in DialLink
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Step 9: Review and submit
After completing all steps, review your information carefully and submit your registration. Your application status will appear in Settings > Trust as Pending, Approved, or Rejected.
Learn more: A2P 10DLC registration status in DialLink
After submission
Track your registration status in Settings > Trust.
Wait for registration approval.
Once approved, you can start messaging US phone numbers in compliance with carrier requirements and enable CNAM for your tenant.
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