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

Initial Overview

  1. Supported Number Types

⚠️ Mobile numbers are not portable at this time (+33-6x, +33 7x).

  1. 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.

  1. 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.)

  1. Timelines & Pricing

⚠️ Timelines may vary if submitted details do not match your current provider’s records.

Required Documents for Number Porting

The correct LOA templates download inside the Documents step of your porting request.

✅ Geographic (Local) Numbers

  • Signed LOA (must include a local address matching the number’s registered location)
  • Recent invoice (issued within the last 30 days, showing number and company name)
Required porting info:
  • Company name, postal address
  • SIRET code (14-digit business registration ID)
  • NAF code (business activity classification)
  • RIO code (portability code, dial 3179 to retrieve)
  • Current carrier name
Compliance:
  • K-bis extract (issued within last 3 months, showing local address, rep name, registration number)
  • Authorized representative’s valid ID
  • 🔁 If your business address is in France but not in the same city, alternative routing may be available — submit a request to confirm

✅ National Numbers (including “Numéro Cristal”+33969)

  • Signed LOA (must match provider’s registered address)
  • Recent invoice (issued within the last 30 days)
Required porting info:
  • Company commercial name, postal address
  • INSEE city code, NAF code, SIRET code
  • RIO code, current carrier name
Compliance:
  • K-bis extract (issued within last 3 months)
  • Authorized representative’s valid ID

✅ Toll-free Numbers

  • Signed LOA (the template downloads in the Documents step of your porting request)
  • Recent invoice from current provider
  • RIO code or SIRET (for business customers)
National format change request required for numbers from ranges:
  • 33 800 90 XXXX
  • 33 800 91 XXXX
  • 33 800 99 XXXX
  • 📩 Contact our Porting Team if your number falls into one of these ranges

Porting Process Overview

  1. Submit Your Porting Request
    Submit your request in the CloudTalk Dashboard under Numbers > Port existing number.
  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


On Porting Day

  • Your number is activated in CloudTalk
  • Your previous provider deactivates the number
  • CloudTalk billing begins the same day

Need Help? For further assistance, please refer to: 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 always happy to help!