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🇧🇪 Belgium Number Porting to Cloudtalk

A step-by-step guide to porting Belgian local, national, mobile, and toll-free numbers to CloudTalk

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Written by Valeriia Volobrinskaia
Updated today

This guide outlines the supported number types, required documents, hosting rules, and porting timelines for Belgian numbers.

Supported Number Types

Number Type

Details / Prefixes

Geographic (Local) Numbers

Toll-Free Numbers

+32800

National Numbers

+32 78

Mobile Numbers

Supported for porting, but only voice calls are enabled after the port

Ready to Port?
​​You can submit your request to our porting team using our International Porting Form.

If you have numbers from other countries, check Global Porting coverage for details.


Required Documents for Number Porting

  • Signed Letter of Authorization (LOA)
    Must be signed by the account holder or an authorized representative of your current provider.

    • Added as a .zip at the end of this guide

  • Latest invoice from your current provider
    Should clearly show your name and the number(s) to be ported.

Address Requirement (Local Numbers Only)

To port a local number, you must also provide:

  • 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.


Number Porting Process & Details

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

⚠️ Porting timelines may be delayed if submitted information does not match your current provider's records.

Porting Process Overview

  1. Submit Your Porting Request
    Send your request to the CloudTalk Porting Team to begin the process.

  2. Initial Review
    Cloudtalk team'll verify number portability and confirm the next steps.

  3. Documentation Collection
    Complete and sign the LOA (Letter of Authorization), and provide a recent invoice from your current telecom provider.

  4. Submission to Carrier
    CloudTalk submits your request to our partner carrier, who then forwards it to your current provider.

  5. 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 & How to Fix Them

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:

Or reach out to our Porting Team - we're happy to help!

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