Aba post code which also serves for Aba zip code is 450211, 450212, 450221, 450241, 450251, 450252, 450261, 450271, 450272

Ezima-Layout – 450212

Aba Central – 450211

Ohabiam- Layout – 450252

Osusu Layout – 450271

Ovom – 450221

Abaukwu – 450251

Iheorji-Layout – 450241

Asaokpuja – 450261

Umungasi – 450272