Below are the Senatorial Districts In Abia state

1.   ABIA NORTH SENATORIAL DISTRICTS (SD/001/AB):

UMUNNEOCHI, ISUKWUATO, OHAFIA, AROCHUKWU, BENDE. 
COLLATION CENTER: THE COUNCIL HALL, OHAFIA LGA HQS.

2. ABIA CENTRAL SENATORIAL DISTRICT (SD/002/AB):

UMUAHIA NORTH, UMUAHIA SOUTH, IKWUANO, ISIALA NGWA NORTH, ISIALA NGWA SOUTH.
COLLATION CENTER: THE COUNCIL HALL, UMUAHIA NORTH LGA HQS.

3. ABIA SOUTH (SD/003/AB):

ABA NORTH, ABA SOUTH, UGWUNAGBO, OBINGWA, UKWA EAST, UKWA WEST & OSISIOMA. 
COLLATION CENTER: ABA TOWN HALL ABA SOUTH LGA.

See also:

List Of Senators From Abia State

Members Of House Of Representatives From Abia State

The Importance Of The Nigeria Legislative – Senate & House Of Reps Mace

List Of Towns And Villages In Abia State

List Of Polling Units And Wards In Abia State