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How to Request a Sender ID with Text.lk

If you’re looking to establish a professional identity and send SMS messages under your brand or business name, acquiring a Sender ID is essential. At Text.lk, we’ve made the process simple and customer-friendly. Here’s how you can request a Sender ID the right way:


Step-by-Step Procedure for Requesting a Sender ID

  1. Download the Authorization Letter Template
    • Start by downloading the Authorization Letter Template from this link. https://downloads.text.lk/noc_letter_text.lk.docx
  2. Fill Out the Authorization Letter
    Complete the template with the following details:
    • Your Letterhead: Include your business’s official letterhead.
    • Sender ID: Choose a Sender ID (must be 11 characters or less).
    • Company Name: Provide your business or brand name.
    • Business Registration Number (BR Number) or National ID (NIC): Add the official ID associated with your business.
    • Purpose: Specify why you need the Sender ID.
  3. Attach the Required Documents
    Depending on your registration status, submit the following:
    • For Registered Businesses: Attach a copy of your Business Registration (BR) certificate.
    • For Unregistered Individuals: Send a scanned or photo copy of your National Identity Card (NIC).
      • Important: Ensure the copy is signed before sending. NIC Template
  4. Optional (Additional Documentation)
    • If you have a website, include the website link or a copy of your domain registration invoice.
  5. Send Your Request
    Once all the documents are ready, send them via:
  6. Prepare NIC Documents Properly
    If sending a copy of your NIC, ensure it follows these guidelines:
    • Include photos or scanned copies of both sides of your NIC.
    • Add your signature to the document.
    • If you need assistance preparing the document, contact us for help.

How to Request a Sender ID on the Text.lk Website

At Text.lk, we’ve simplified the process for requesting a Sender ID by allowing you to complete it directly through your dashboard. Follow the steps below to request your Sender ID online:


Step-by-Step Guide for Requesting a Sender ID Online

  1. Login to Your Dashboard
    • Visit Text.lk and log in to your account.
  2. Navigate to the Sender ID Request Page
    • On your dashboard, go to:
      • Sending > Sender ID > Request for New One
  3. Enter Your Sender ID
    • Type the Sender ID you wish to use (must meet these criteria):
      • Maximum 11 characters
      • Minimum 4 characters (including spaces)
    • Sender ID approval may take 1-3 business days to process and go live.
    • Note: Every Text.lk package includes 1 Free Sender ID.
  4. Upload Required Documents
    • For Registered Businesses: Upload a copy of your Business Registration.
    • For Unregistered Individuals: Upload a photo or scanned copy of your NIC (National Identity Card). Ensure the NIC copy includes your signature.
  5. Download and Upload the Authorization Letter
    • Download the Authorization Letter Template from the dashboard.
    • Fill out the template with your details and upload the completed letter.
  6. Select the Plan
    • Choose “5 Years (Free)” as your plan.
  7. Submit the Request
    • After completing the above steps, click Send to submit your request.

Approval Timeline

  • Once submitted, your Sender ID will undergo approval, which typically takes 1–3 business days.

Need Help?

If you have any questions or face challenges during the process, don’t hesitate to reach out.


Why Use a Sender ID?
A Sender ID allows you to personalize your SMS communication with your business name, building trust and professionalism with your customers.

At Text.lk, we’re here to support you every step of the way. Let us help you enhance your communication with ease!

Thank you for choosing Text.lk.


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