This information will help.
**HOW TO GET YOUR PAC CODE FROM GIFFGAFF:***
There are two ways to get your PAC code, you can simply dial 43431 and follow the Instructions to get your PAC code or you can request it online here http://giffgaff.com/help/pac-code-request
Once you request the PAC code giffgaff will send the PAC code to you by text message within 10 minutes. You can also see the PAC code instantly on you’re my giffgaff page next your mobile number. To access your giffgaff page please follow this link http://www.giffgaff.com/dashboard
Please note the PAC code expires after 30 days if unused and your giffgaff account is not affected).