Abua-Odual is one of the 23 Local Government Areas (LGAs) in Rivers State, Nigeria. Its main office is in the town of Abua.

Every location in the LGA uses the same zip or postal code.

The postcode for the following areas in Abua-Odual is:

Location Postcode
Ekunuga 510102
Lower Orashi River 510102
Opu-Ogbogbo 510102
Elok 510102
Obaranyi 510102
Oruama 510102
Emago 510102
Odaga 510102
Otabha 510102
Emeh 510102
Odedum 510102
Otari 510102
Emekesue 510102
Ogbema 510102
Owerewere 510102
Emelego 510102
Ogbema Koku 510102
Plantains 510102
Emesu 510102
Ogbokuma 510102
Serebia 510102
Emilaghan 510102
Ogbologbo Plantain 510102
Emirikpoko 510102
Ogboloma 510102
Emon-Ema Emabu 510102
Oghora 510102
Engeni 510102
Okana 510102
Esala 510102
Okoboh 510102
Esidia-Ogbema 510102
Okomade 510102
Egbolom 510102
Forest-Reserve 510102
Okpedem 510102
Egbom 510102
Iyak 510102
Omokwa 510102
Egunughan 510102
Kola-Ogbogbo 510102
Opikiri 510102
Abada 510102
Abual 510102
Agada 510102
Akani 510102
Amalem 510102
Amaraka 510102
Amorota 510102
Aniningboko 510102
Anyu 510102
Arukwo 510102
Dibiriga 510102
Efebiri 510102
Egboama 510102