Source: http://www.christusrex.org/www3/ethno/Nigr.html

1. ADUGE [ADU]. Kwara State, Oyi LGA.

2. DEGEMA. Rivers State, Degema LGA. Dialects: ATALA, USOKUN (KALA DEGEMA).

3. EDO (BINI, BENIN, ADDO, OVIEDO, OVIOBA) Bendel State, Ovia, Oredo, and Orhionmwon LGA's.

4. EMAI-IULEHA-ORA (KUNIBUM, IVBIOSAKON) [EMA] Dialects: IVHIMION, EMAI, IULEHA, ORA. Dialect cluster.

5. ENGENNI (NGENE, EGENE) [ENN]. Rivers State, Ahoada and YenagoaLGA's. Dialects: EDIRO, INEDUA, OGUA.

6. EPIE (EPIE-ATISSA) [EPI]. Rivers State, Yenagoa LGA. Dialect: ATISA (ATISSA). Most speakers are bilingual in Ijo.

7. ERUWA (EROHWA, ERAKWA, AROKWA) [ERH] Bendel State, Isoko LGA. Related to Urhobo. Most speakers are bilingual in Central Isoko, which is replacing Eruwa. Not intelligible with any Isoko dialect.

8. ESAN (ISHAN, ISA, ESA, ANWAIN) [ISH] Bendel State, Agbazilo, Okpebho LGA's. Dialects: EKPON, IGUEBEN. Many dialects, apparently inherently intelligible.

9. GHOTUO (OTWA, OTUO) [AAA]. Edo State, Owan and Akoko-Edo LGA's.

10. IKPESHI (IKPESHE, EKPESHE) [IKP] Bendel State, Etsako LGA.

11. ISOKO Delta State, Isoko and Ndokwa LGA's.

12. IVBIE NORTH-OKPELA-ARHE [ATG]. Edo State, Etsako and Akoko-Edo LGA's. Dialects: IVBIE NORTH (IBIE NORTH), OKPELA (OKPELLA, UKPELLA, UPELLA), ARHE (ATTE, ATE).

13. IYAYU (IDOANI) [IYA]. Ondo State, one-quarter of Idoani town. The people are sometimes called 'Idoani'.

14. OKPAMHERI (OPAMERI) [OPA]. Edo State, Akoko-Edo LGA. Dialects:OKULOSHO (OKUROSHO), WESTERN OKPAMHERI, EMHALHE (EMARLE, SOMORIKA,SEMOLIKA). Subdialects of Okulosho: Ojirami (Eekunu),Dagbala (Dangbala), Oja (Oza), Makeke (Uuma), Oma. Subdialects of WesternOkpamheri: Ekpe, Bekuma, Lankpese (Lampese, Lankpeshi), Ibillo (Ibilo), Imoga (Imorga, Uma), Eko (Ekon, Ekor), Ikaran-Oke(Ikeram-Oke), Ebunn-Oke, Ikaran-Ele (Ikeran-Ile, Ebunn-Ugbo, Ikpesa,Igbo-Ola-Sale (Ugboshi-Sale), Aiyegunle (Oshi), Igbo-Ola-Oke(Ugboshi-Oke), Onumo (Onumu), Ogugu, Ogbe-Sale, Ogbe-Oke. Emhalhe may be a separate language.

15. OKPE [OKE]. Delta State, Okpe LGA. Distinct from Okpe-Idesa-Oloma-Akuku, which is Northwestern Edoid.

16. OKPE-IDESA-OLOMA-AKUKU [OKP] Edo State, Akoko-Edo LGA. Dialects:OKPE, IDESA, OLOMA, AKUKU. Oloma may be a separate language. Differentfrom Okpe which is Southwestern Edoid.

17. OSOSO [OSS]. Edo State, Akoko-Edo LGA.

18. SASARU-ENWAN IGWE (SASARU) [SSC]. Edo State, Akoko-Edo LGA.

19. UHAMI (ISHUA) [UHA]. Ondo State, Akoko South and Owo LGA's.

20. UKUE-EHUEN (EKPENMI, EKPENMEN, EPINMI) [UKU] including Ehuen, Ukue. Ondo State, Akoko South LGA. Dialects: UKUE, EHUEN. Crozier andBlench 1992 treat Ukue and Ehuen as separate languages.

21. UNEME (ULEME, ILEME, INEME) [UNE]. Edo State, Etsako, Agbazilo, and Akoko-Edo LGA's. Ghotuo-Uneme-Yekhee.

22. URHOBO. Delta State, Ethiope and Ughelli LGA's. Dialects: AGBARHO, ISOKO

23. UVBIE ("EVHRO", UVHRIA, UVWIE, EVRIE, EFFURUN). Delta State, Ethiope LGA. Related to Urhobo.

24. YEKHEE (ETSAKO, ETSAKOR, AFENMAI, IYEKHEE, "KUKURUKU"). Edo State,Etsako, Agbako, and Okpebho LGA's. Ghotuo-Uneme-Yekhee. Dialects: AUCHI, UZAIRUE, SOUTH IBIE, UWEPA-UWANO (WEPPA WANO), AVIANWU (FUGAR),AVIELE, IVHIADAOBI.

Not all speakers of the language recognize 'Yekhee' as the name of the language; some prefer 'Etsako'. However, 'Etsako' is not the only language listed as being spoken in Etsako LGA. The name "Kukuruku" is derogatory.

NATIONAL LANGUAGE GROUPS (alphabetical order):

EDO, EFIK, ENGLISH, FULFULDE, HAUSA, IDOMA, IGBO, KANURI, YERWA, YORUBA

OTHER DIALECTS TAUGHT IN PRIMARY SCHOOLS (alphabetical order):

ESAN, ISOKO, NUPE, TIV, EMAI-IULEHA-ORA, IGALA, IJO, CENTRAL-WESTERN, ISEKIRI, URHOBO (AGBARHO).