O2 Classic SIM Card Pay as you go LAST FEW REMAINING TARIFF 3P PER MIN 2P TEXT.
3p PER MIN - 2p PER SMS - 1p PER MB. CHECK WITH O2 RE- 3G IN YOUR AREA AS O2 ARE SWITCHING OFF IN 2026. The Cheapest o2 Tariff. Triple size push the SIM to your desired. Micro- Nano or Standard Sim.