This guide outlines the supported number types, required documents, hosting rules, and porting timelines for Belgian numbers.
Initial Overview
1. Supported Number Types
Number Type | Details / Prefixes |
Geographic (Local) Numbers | — |
Toll-Free Numbers | +32800 |
National Numbers | +32 78 |
Mobile Numbers | +32 4 - mobile numbers are able to be ported, but only voice/calling. SMS is not possible |
2. Submit Your Request
Request porting directly in the CloudTalk Dashboard: open Numbers > Port existing number and follow the guided steps. All supported number types for this country use the same flow, and you can track your request anytime under Numbers > Porting requests.
Looking to port numbers from other countries? See Global Porting Coverage.
3. Letter of Authorization
Where an LOA is required, the correct template for this country downloads inside the Documents step of your porting request: download it, sign it, and upload it right there. You no longer need a separate template from this guide.
(Other document requirements listed below.)
4. Timelines & Pricing
Number Type | Estimated Duration | One-Time Porting Fee |
Local | ~12 business days | €30.00 per request, €5.00 per number |
National | ~12 business days | €0.00 per request + €100.00 per number |
Mobile | ~12 business days | €30.00 per request, €40.00 per number |
Toll-Free | ~12 business days | €0.00 per request, €100.00 per number |
⚠️ Timelines may vary if submitted details do not match your current provider’s records.
Required Documents for Number Porting
Signed Letter of Authorization (LOA)
Latest invoice from your current provider (showing your name and the number(s) to be ported)
Address Requirement (Local Numbers Only)
An address of the end user located within the same area code as the number being ported.
National, mobile, and toll-free numbers do not require an address.
Porting Process Overview
Submit Your Porting Request
Submit your request in the CloudTalk Dashboard under Numbers > Port existing number.
Initial Review
Cloudtalk team'll verify number portability and confirm the next steps.
Documentation Collection
Complete and sign the LOA (Letter of Authorization), and provide a recent invoice from your current telecom provider.
Submission to Carrier
CloudTalk submits your request to our partner carrier, who then forwards it to your current provider.
Approval or Rejection
If approved, Cloudtalk team will confirm the porting date (typically 2–4 business days in advance).
If rejected, Cloudtalk team will share the reason and guide you on how to correct and resubmit the request.
Common Rejection Reasons
Issue | How to Fix |
Name and address mismatch | Ensure the name and address exactly match your current provider’s records |
Outdated or unclear invoice | Submit a recent invoice that clearly lists the number(s) you’re porting |
Incorrectly signed LOA | Make sure the LOA is signed by an authorized person on the account |
On Porting Day
Your number is activated in CloudTalk on the scheduled port date.
Your previous provider deactivates the number.
CloudTalk billing starts the same day.
We recommend confirming with your old provider that billing has stopped.
Need Help?
Check out:
Questions about a request you've already submitted? Open it under Numbers > Porting requests and click Open conversation. You can also reach our Porting Team by email - we're happy to help!