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

Supported Number Types

Number Type	Example Prefixes
Geographic (Local) Numbers	+33 1, +33 2, +33 3, +33 4, +33 5
National Numbers	+33 9
Toll-Free Numbers	+33800

⚠️ Mobile numbers are not portable at this time (+33-6x, +33 7x). If you already have a mobile number you would like to use for outbound calls on CloudTalk, we can create a Virtual Caller ID of your existing number

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

✅ Geographic (Local) Numbers

Signed Letter of Authorization (LOA)
- Must be completed and signed by an authorized representative.
- The address on the LOA should match the address registered with your current provider.
Latest Invoice from your Current Provider
Must be dated within the last 30 days and show the company name and number(s) to be ported.

Required Information for Porting

Company Name
Postal Address
SIRET Code – A 14-digit number identifying your business location. Includes SIREN (company ID) + NIC (branch ID).
NAF Code – A 5-character classification code describing your business activity.
Valid RIO Code – A 12-character code for number portability. Contact your current provider or dial 3179 to retrieve it.
Current Carrier Name – Your current telecom provider (e.g., Orange, SFR, Bouygues).

Compliance Requirements

You must have a verifiable business address in the same city as the number
Excerpt from the Commercial Register (K-bis)
- Must be issued within the last 3 months
- Alternatives accepted for other entity types (e.g., non-profits, sole proprietors)
- Must show:
  - The local address in the same city in France as the number
  - The authorized representative’s name
  - The business registration number
Authorized Representative’s ID
- Valid government-issued ID, passport, or residence permit

If you have an address in France, but NOT in the same city as the number, please submit a porting request and we can use an alternative carrier.

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

Signed Letter of Authorization (LOA)
- Must be completed and signed by an authorized representative.
- The address on the LOA should match the address registered with your current provider.
- Required for non-geographic “Numéro Cristal” numbers (+33969...)
Latest Invoice from your Current Provider
Must be dated within the last 30 days and show the company name and number(s) to be ported.

Required Information for Porting

Company Commercial Name
Postal Address
INSEE City Code – Administrative code for the registered commune.
NAF Code – French business activity code assigned by INSEE.
SIRET Code – National business registration ID (14 digits).
Valid RIO Code – Number portability code obtained by dialing 3179.
Current Carrier Name

Compliance Requirements

Excerpt from the Commercial Register (K-bis)
- Must be issued within the last 3 months
- Must show:
  - The authorized representative’s name
  - The business registration number
Authorized Representative’s ID
- Valid government-issued ID, passport, or residence permit

✅ Toll-free Numbers

Latest Invoice of the Current Service Provider
LOA
- Will be provided by email
- RIO code from the donor carrier or at least the SIRET (for business customers only)
Additional document "National format change request” is required for numbers from ranges: 33 800 90 XXXX, 33 800 91 XXXX and 33 800 99 XXXX.
- Contact our Porting team for more information if your number is from one of these ranges.

Number Porting Process & Details

Number Type	Estimated Duration	Pricing
Local	10–15 business days	€30.00 per request, €10.00 per number
National	10–15 business days	€30.00 per request, €10.00 per number
Toll-Free	22 business days	€0.00 per request, €130.00 per number

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

Porting Process Overview

Submit Your Porting Request
Send your request to the CloudTalk Porting Team to begin the process.
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 & How to Avoid Them

Issue	What It Means	How to Fix It
Mismatched address	The LOA address doesn’t match the current provider’s records	Confirm the registered address with your current provider
Incomplete range	The number is part of a range and can’t be ported individually	Ask your provider whether the range can be split
Inactive number	The number is suspended or inactive	Ask the provider to reactivate the number before porting
Outdated invoice	Invoice is older than 30 days	Provide a more recent invoice from your current carrier