FECCLAHA consists of eleven (11) National Councils and Churches in ten countries in the region, including:
- Church of Christ in Congo (ECC)
- Christian Council of Tanzania (CCT)
- Eritrea Orthodox Tewahedo Church
- Ethiopia Evangelical Church Mekane Yesus (EECMY)
- Evangelical Lutheran Church of Eritrea (ELCE)
- National Council of Churches of Burundi (CNEB)
- National Council of Churches of Kenya (NCCK)
- Protestant Council of Rwanda (CPR)
- South Sudan Council of Churches (SSCC)
- Sudan Council of Churches (SCC)
- Uganda Joint Christian Council (UJCC)