These are the addresses of all the NYSC State Secretariats :

ABIA
St. Finbarr’s Road
P.M.B 7225, Umuahia
Tel: 088-221581
ADAMAWA
NYSC Secretariat Fed. Govt. Sec
P.M.B 2252, Jimeta-Yola
Tel: 075-626560
AKWA IBOM
NYSC Secretariat Federal secretariat
P.M.B 1087, Uyo Tel: 085-202320
ANAMBRA STATE
NYSC Secretariat 12 Okpora Street
P.M.B 4042, Amawbia,Awka
Tel: 048-550518
BAUCHI STATE
NYSC Secretariat
Federal Secretariat Quarters
P.M.B 85, Bauchi
Tel: 077-542348
BAYELSA STATE
NYSC Secretariat Block 7, [...]