O2

- O2

O2 - O2 Phones in UK - United Kingdom
O2 - YouTube
Phone Code : 077xx xxxxxx Mobile phones (former 03xx and 04xx) — O2 formerly Cellnet and others
Phone Code : 078xx xxxxxx Mobile phones (former 05xx, 06xx and 08xx) — O2 formerly Cellnet and others
O2 United-Kingdom 2017