O2 Promo Codes & Coupons - April 2026

￡100
Verifed
Save £100 with This O2 Promo Code for Your Upgrade
NCPL56M
-50%
Final hours: save up to 50% on more to spend on the stuff you love
-50%
50% Off Phone Case With Samsung Handset Orders at O2
NCCASE50
￡360
Up to £360 off the iPhone 17 during O2 Black Friday / Cyber Monday deals
-25%
Up to 25% off Airtime Plans for NHS Staff and Teachers with O2 Open at O2
-20%
20% off O2 Student Discount
-10%
10% of your top-ups back in O2 Rewards
￡800
O2 Christmas phone deals for up to £800 off
Take £13.99 off using O2 Promo Code
NCU3I8
Get 50% Off New Ipad With Coupon Code
TABLET50OFF
30% Off your order
O2CRYSTAL30
Get 20% off with UNIDAYS at O2

About O2

Take advantage of 50% OFF with 30 active O2 Voucher Code. Hurry, these O2 coupons for December 2025 won't last long!