| Aba, Nigeria | Abia (negara bagian Nigeria) | Nigeria | 897,560 | 450101, 450102, 450103, 450104, 450211, 450212, 450221, 450241, 450251, 450252, 450261, 450271, 450272, 453102 |
| Kota Benin | Edo (negara bagian Nigeria) | Nigeria | 1,125,058 | 234052, 300251, 300271 |
| Port Harcourt | Rivers | Nigeria | 1,148,665 | 500101, 500211, 500221, 500241, 500242, 500243, 500244, 500261, 500262, 500263, 500264, 500265, 500271, 500272 |
| Twon-Brass | Bayelsa | Nigeria | 11,122 | 562101 |
| Yenagoa | Bayelsa | Nigeria | 24,335 | 560212, 560213, 560214, 560221, 560222, 560223, 560231, 560232, 560233, 569101 |