Essien Udim is a Local Government Area (LGA) in Akwa Ibom State. It shares boundaries with Ikot Ekpene, Abak, and Etim Ekpo LGAs. The postal code for Essien Udim ranges from 531101 to 531103.
| Places | Postal Code |
|---|---|
| Adiasim Ambat | 530113 |
| Adiasim Ikot Ekon | 530113 |
| Adiasim Ikot Essiendot | 530113 |
| Adiasim Ikot Udo | 530113 |
| Adiosim Atai | 530113 |
| Akpa Ufong | 530107 |
| Ata Essien-Mkpatak | 530109 |
| Atan Ikot-Okoro | 530107 |
| Ebe Ikpe | 530112 |
| Ekepene Afaha Eket | 524101 |
| Ekoi Ikpe | 530112 |
| Ekpene Ukpa | 524101 |
| Ekpenyong Atai I | 530109 |
| Ekpenyong Atai II | 530109 |
| Ekpeyong Ufum | 530111 |
| Ekpeyong Ufum | 530111 |
| Ekpo | 530107 |
| Esen Owo | 530109 |
| Ibam Ikpe | 530112 |
| Iboho | 530108 |
| Iduog Esimuk | 530111 |
| Iduog Esimuk | 530111 |
| Ikiot Akpan Essiet | 530106 |
| Ikiot Ebak | 530106 |
| Iko Ekwa | 524101 |
| Ikot Abiat | 530112 |
| Ikot Ada Uto | 530106 |
| Ikot Afaha | 524101 |
| Ikot afanga | 530107 |
| Ikot Akpabin | 530108 |
| Ikot Akpabio | 530107 |
| Ikot Akpan | 530109 |
| Ikot Akpan Eka | 530106 |
| Ikot Akpan Esang | 530108 |
| Ikot Akpan Essien | 530108 |
| Ikot Akpan Ifia | 530108 |
| Ikot Akpan Inyang | 530108 |
| Ikot Akpan Ntiia | 530107 |
| Ikot Ambut | 530113 |
| Ikot Andem | 530111 |
| Ikot Andem | 530111 |
| Ikot Ankan | 530107 |
| Ikot Asang | 530109 |
| Ikot Ata Enim | 530113 |
| Ikot Ayara | 530107 |
| Ikot Ebok | 530111 |
| Ikot Ebok | 530111 |
| Ikot Eda | 530113 |
| Ikot Edet | 530107 |
| Ikot Ekon | 530108 |
| Ikot Ekpe | 530112 |
| Ikot Ekpenyong | 530111 |
| Ikot Ekpenyong | 530111 |
| Ikot Eseh | 530106 |
| Ikot Eside | 530112 |
| Ikot Esidomo | 530108 |
| Ikot Esifon | 530109 |
| Ikot Eso | 530108 |
| Ikot Essien | 530108 |
| Ikot Eta | 530108 |
| Ikot Ibanga | 530111 |
| Ikot Ibanga | 530111 |
| Ikot Idem | 530111 |
| Ikot Idem | 530111 |
| Ikot Ineme | 530111 |
| Ikot Ineme | 530111 |
| Ikot Inyang Udoh | 530109 |
| Ikot Ndem | 530113 |
| Ikot Nkwa | 530108 |
| Ikot Ntuen | 530109 |
| Ikot Obio Odok | 530109 |
| Ikot Obiokon | 530106 |
| Ikot Obong | 530106 |
| Ikot Obong Edong | 530108 |
| Ikot Ofok | 530108 |
| Ikot Ofong | 530109 |
| Ikot Ofong | 530108 |
| Ikot Okom | 530111 |
| Ikot Okom | 530111 |
| Ikot Okuo Onuk | 530107 |
| Ikot Osom | 530109 |
| Ikot Osom | 530108 |
| Ikot Osom | 530107 |
| Ikot Osung | 530109 |
| Ikot Otu | 530107 |
| Ikot Out | 530107 |
| Ikot Uba | 530109 |
| Ikot Ubo | 530109 |
| Ikot Ude-Idim | 530107 |
| Ikot Udo | 530109 |
| Ikot Udo Ekpat | 530107 |
| Ikot Udo Etim | 530107 |
| Ikot Udo-Inam | 530107 |
| Ikot Udom | 530109 |
| Ikot Udom Obet | 530111 |
| Ikot Udom Obet | 530111 |
| Ikot Udota | 524101 |
| Ikot Udu | 530111 |
| Ikot Udu | 530111 |
| Ikot Uko | 530111 |
| Ikot Uko | 530111 |
| Ikot Ukpong | 530113 |
| Ikot Ukpong Eto | 530107 |
| Ikot Ukpong-Offiong | 530106 |
| Ikot Umo Essien | 530111 |
| Ikot Umo Essien | 530111 |
| Ikot Utin | 530111 |
| Ikot Utin | 530111 |
| Ikpe Ekpene Oton | 530112 |
| Ikpe Ikot Akpan | 530112 |
| Ikpe Ikot Ntuen | 530112 |
| Ikpe Nung Inyang | 530112 |
| Inyand | 530109 |
| Mbiabet Ikpe | 530112 |
| Mbiabong Ikpe | 530112 |
| Midim Atan | 530109 |
| Nditia | 524101 |
| Nsasak | 530106 |
| Ntak Ekpenyang | 530109 |
| Ntak Ikot Akpan | 530107 |
| Nto Akpan Oko | 530111 |
| Nto Akpan Oko | 530111 |
| Nto Nsok | 530106 |
| Nto Obio Akpan | 530109 |
| Nto Osung | 530109 |
| Nto Udo | 530109 |
| Odio | 524101 |
| Ofriyo | 524101 |
| Okopedi Idung Udo | 524101 |
| Oniong Ono | 530112 |
| Onuk | 530107 |
| Onuk Ikot-Abia | 530107 |
| Osiok | 524101 |
| Udo Ikpe | 530112 |
| Ukana Ikot Ide | 530107 |
| Ukana Ikot Ntuen | 530111 |
| Ukana Ikot Ntuen | 530111 |
| Ukana Mbak Ukot | 530111 |
| Ukana Mbak Ukot | 530111 |
| Ukana Nsasak | 530113 |
| Uruk Obong I | 530109 |
| Uruk Obong II | 530109 |
| Utu Ekpenyang | 530109 |
| Utu Ikot Ekang | 530113 |
| Uwa West | 530107 |
| Uwak Eat | 530108 |