Hopefully this will get more useful soon.

• Odiham, 7 places
• Odsey, 20 places
• Offlow, 70 places
• Ongar, 27 places
• Orlingbury, 9 places
• Osgodcross, 41 places
• Ossulstone, 25 places
• Oswaldbeck, 27 places
• Oswaldslow, 84 places
• Ottery St Mary, 1 place
• Overs, 9 places
• Overton, 5 places
• Oxney, 1 place