Nigerian B737 classic operators (from Wikipedia)
Aero Contractors NIG AJ AEROLINE
(2) Boeing 737-400
(5) Boeing 737-500 (2 on order)
Arik Air ARA W3 ARIK AIR
(2) Boeing 737-300 (only one operational)
Chanchangi Airlines NCH 3U CHANCHANGI
(2) Boeing 737-200
(2) Boeing 737-300
Nigerian Eagle Airlines VGN VK VIRGIN NIGERIA
(5) Boeing 737-300