Transferring your numbers to Greystone is easy, free of charge and completely seamless.

Greystone have porting agreements with EVERY network so we can port every number type from every service provider.

Follow these simple steps to port your number to Greystone:

1. Download the porting request form
2. Input the Customer Information section with Company name, Address, Account Number and Numbers to be ported with terminating numbers
3. Sign, date and print the form on company letterhead
4. Fax the authorization letter, porting form and recent invoice & bill from your current supplier for the numbers you wish to port to 0844 824 6888

We will then submit your porting request to your current provider and manage the process for you. If you have any questions throughout the process simply call our porting advisors on 0800 247 1234