India
Countries of the world
O
- (Salem) Oddappatti
- (Salem) Ottukkādu
- (Dharmapuri) Odduppatti
- (Namakkal) Odakkattūr
- (Dharmapuri) Odachchālpatti
- (Namakkal) Ottakulampudūr
- (Namakkal) Ottaiyūr
- (Namakkal) Olaippatti
- (Namakkal) Odappālaiyam
- (Namakkal) Oravandūr
- (Karur) Odaiyūr
- (Namakkal) Oviyampālaiyam
- (Namakkal) Olaippālaiyam
- (Namakkal) Olurappatti
- (Namakkal) Oduvankurichchi
- (Namakkal) Olaippālaiyam
- (Salem) Odayārpatti
- (Salem) Omayanūr
- (Thanjavur) Ottangādu
- (Nagapattinam) Olugamangalam
- (Salem) Olavakkodu
- (Salem) Oddateruvu
- (Salem) Ondivīranūr
- (Salem) Omakavundanpatti
- (Salem) Oddateruvu
- (Salem) Ondimāmaruttuppatti
- (Theni) Okkaraipatti
- (Theni) Odaipatti
- (Cuddalore) Odalappattu
- (Puducherry) Odiyambattu