iD Mobile Referral Code UK May 2026: Get Up to £35 Cashback
Updated May 2026 · 4 min read
iD Mobile Referral Bonus
Up to £35 Cashback
New customers only. T&Cs apply.
What Is iD Mobile?
iD Mobile is a popular UK mobile virtual network operator (MVNO) owned by Currys. Launched in 2015, it operates on the Three UK network, meaning customers benefit from Three's extensive 4G and 5G coverage. iD Mobile has built a reputation for offering some of the best value SIM-only deals and smartphone contracts in the UK market, with a focus on flexibility and useful features like data rollover.
Why Choose iD Mobile UK?
- ✓Data Rollover — Your unused data doesn't go to waste; it rolls over to the next month.
- ✓5G at No Extra Cost — Access Three's high-speed 5G network on all plans.
- ✓EU Roaming — Continue to "Roam Like at Home" in 50 destinations.
- ✓Spending Caps — Stay in total control of your monthly bill with customisable caps.
How to Claim Your iD Mobile Referral Cashback
- 1.Click our exclusive referral link to visit the iD Mobile offer page.
- 2.Select the SIM-only or phone plan that's right for you.
- 3.Complete your purchase through the iD Mobile website.
- 4.Your cashback (up to £35) will be tracked and paid out once your new plan is active and the validation period has passed.
Frequently Asked Questions
How much cashback will I receive?
Cashback amounts vary depending on the plan you choose. SIM-only plans typically offer lower amounts, while high-end smartphone contracts offer up to £35.
Can I keep my current UK mobile number?
Yes! Just request a PAC code from your current provider and give it to iD Mobile during or after sign-up to port your number across for free.
Ready to switch to a better value UK mobile plan?
Claim your referral cashback today when you switch to iD Mobile.
Claim Cashback at iD Mobile →UK residents only. New customers only. T&Cs apply.