Lista regionu
- 434222 - Odume Layout I, Onitsha, Onitsha, Onitsha, Anambra
- 434221 - Odume Layout II, Onitsha, Onitsha, Onitsha, Anambra
- 434234 - Ogidi, Onitsha, Onitsha, Onitsha, Anambra
- 430261 - Oguta Road, Onitsha, Onitsha, Onitsha, Anambra
- 430235 - Omagba Layout Phase I & II, Onitsha, Onitsha, Onitsha, Anambra
- 430234 - Onyeabo Street, Onitsha, Onitsha, Onitsha, Anambra
- 430263 - Ose I, Onitsha, Onitsha, Onitsha, Anambra
- 430271 - Ose I, Onitsha, Onitsha, Onitsha, Anambra
- 430271 - Ose II, Onitsha, Onitsha, Onitsha, Anambra
- 430213 - Three Three I, Onitsha, Onitsha, Onitsha, Anambra
- 434224 - Ububa, Onitsha, Onitsha, Onitsha, Anambra
- 434242 - Umuota, Onitsha, Onitsha, Onitsha, Anambra
- 434233 - Umusiome Ibo, Onitsha, Onitsha, Onitsha, Anambra
- 430233 - Uper Iweka, Onitsha, Onitsha, Onitsha, Anambra
- 434231 - Uruowulu Village, Onitsha, Onitsha, Onitsha, Anambra
- 430252 - Zik A, Onitsha, Onitsha, Onitsha, Anambra