giffgaff PAC Codes (or giffgaff porting authorisation codes) allow mobile phone customers to transfer (port) their existing giffgaff mobile phone number from giffgaff to another mobile phone network and keep their existing giffgaff mobile phone number. The process is termed mobile number portability (or MNP) and for this process, you require a giffgaff PAC Code. It is quick and very easy to do - follow the instructions above for full details on how to transfer (port) your giffgaff mobile phone number to another mobile phone network.
IMPORTANT: You can sign up to a new contract with another mobile phone network before requesting your giffgaff PAC Code however you should not terminate your giffgaff mobile phone contract until you have requested and used your PAC Code. If you fail to observe this, then you will potentially lose your existing giffgaff mobile phone number.
To keep your giffgaff mobile phone number when switching to another mobile phone network, use our handy tool to obtain your giffgaff PAC Code. Just select your current and new mobile phone network, click OK and you will receive full instructions for obtaining your giffgaff PAC code..