O2 Free Sims is now offering £5 credit each month for 6 months when you top up your SIM before 31st March with just £10 a month. Make your first top up and avail £30 worth of extra credit plus extra calling and texting time.
You can order up to 4 SIM cards with choice of unlimited O2 to O2 calls & texts for just £15 a month plus earn 7p cashback per sim card (up to 4 only).
O2 Free Sims £30 Worth Of Extra Credit