Cities — O

1. Oadby
2. Oakengates
3. Oakham
4. Oakington
5. Oakley
6. Oakley
7. Oakwood
8. Oban
9. Ochiltree
10. Odiham
11. Ogmore Vale
12. Okehampton
13. Old Basing
14. Old Harlow
15. Old Kilpatrick
16. Old Leake
17. Old Swan
18. Old Trafford
19. Old Windsor
20. Old Woking
21. Oldbury
22. Oldham
23. Oldmeldrum
24. Olney
25. Olveston
26. Omagh
27. Orleton
28. Ormesby St Margaret
29. Ormiston
30. Ormskirk
31. Orpington
32. Orsett
33. Orwell
34. Ossett
35. Osterley
36. Oswestry
37. Otford
38. Otley
39. Otterburn
40. Ottershaw
41. Ottery St Mary
42. Ottringham
43. Oughtibridge
44. Oundle
45. Outwell
46. Over
47. Overcombe
48. Overstrand
49. Overton
50. Overton
51. Overtown
52. Owston Ferry
53. Oxenhope
54. Oxford (OX1)
55. Oxshott
56. Oxted