Porting Information

Voice services

SIP

To help keep things consistent when your switching to our services, number portability is available for both retail and wholesale services. If you wish to keep your existing numbers when using our Voice, VoIP or IN Services, you must follow the instructions listed below to bring these numbers over to the Colt network.

On this page, you will find all the information you need to do this, alongside country-specific information and other helpful resources.

 

Recent Updates

[Last Updated 01/10/24]

Porting Matrix Update
The Colt Porting Matrix has been updated to add further details on our global countries

General Resources

Colt Porting Desk Contact Escalation Matrix

Who to contact in the event of any issues affecting your service, sorted by country.

Porting Matrix

Our information matrix for all types of ports available with us.

Country Porting Coverage (Europe)

Porting agreements that we have in place with carriers across Europe.

Please find country-specific process slides, porting forms (e.g. LOAs) and guidance documents in the folders below:

13 Colt Countries

International Freephone Services Conversion & Porting Guide