We've searched the internet and found the largest collection of O Scale trains for sale is on eBay. Below are the listings for 'F9'.

Lionel Chesapeake  Ohio F9 Well Car Diecasr Wheels 16946
Lionel Chesapeake Ohio F9 Well Car Diecasr Wheels 16946
$49.99
Time Remaining: 4h 26m
Buy It Now for only: $49.99
Lionel Pennsylvania 6983 F9 Well Car 6 16983 NIB
Lionel Pennsylvania 6983 F9 Well Car 6 16983 NIB
$39.99
Time Remaining: 10h 46m
Buy It Now for only: $39.99
Lionel Pennsylania RR f 9 well car 6 16983 built in 1997 for boysorgirls unused
Lionel Pennsylania RR f 9 well car 6 16983 built in 1997 for boysorgirls unused
$63.21
Time Remaining: 17h 48m
Buy It Now for only: $63.21
LIONEL TRAINS 3840 CHESAPEAKE  OHIO F9 WELL CAR 6 16946
LIONEL TRAINS 3840 CHESAPEAKE OHIO F9 WELL CAR 6 16946
$32.50
Time Remaining: 2d 6h 47m
Buy It Now for only: $32.50
PD Shop O scale F9A F9B undecorated set 2 Rails
PD Shop O scale F9A F9B undecorated set 2 Rails
$114.50 (2 Bids)
Time Remaining: 2d 18h 16m
LIONEL O Scale 6983 PENSYLVANIA RR F9 WELL CAR 6 16983
LIONEL O Scale 6983 PENSYLVANIA RR F9 WELL CAR 6 16983
$39.99
Time Remaining: 3d 4h 23m
Buy It Now for only: $39.99
6983 Lionel Pennsylvania F9 Well Car Metal 6 Wheel Trucks MOB
6983 Lionel Pennsylvania F9 Well Car Metal 6 Wheel Trucks MOB
$35.00
Time Remaining: 3d 21h 54m
Buy It Now for only: $35.00
Lionel Pennsylvania RR F9 Well Car 16983
Lionel Pennsylvania RR F9 Well Car 16983
$54.95
Time Remaining: 6d 5h 46m
Buy It Now for only: $54.95
Lionel Chesapeake  Ohio F9 Well Car 16946
Lionel Chesapeake Ohio F9 Well Car 16946
$54.95
Time Remaining: 6d 6h 43m
Buy It Now for only: $54.95
Lionel PC F9 Well Car 39064
Lionel PC F9 Well Car 39064
$52.00
Time Remaining: 6d 12h 52m
Buy It Now for only: $52.00
Lionel  16946 3840 Chesapeake  Ohio F9 Well Car with Cable Reels
Lionel 16946 3840 Chesapeake Ohio F9 Well Car with Cable Reels
$34.00
Time Remaining: 8d 14h 49m
Buy It Now for only: $34.00
Lionel Chesapeak  Ohio F9 Well Car 16946
Lionel Chesapeak Ohio F9 Well Car 16946
$49.98
Time Remaining: 10d 5h 32m
Buy It Now for only: $49.98
Lionel Pennsylvania RR F9 Well Car 16983
Lionel Pennsylvania RR F9 Well Car 16983
$49.98
Time Remaining: 10d 5h 32m
Buy It Now for only: $49.98
Lionel 6 16983 Pennsylvania Railroad F9 Well Car 1997
Lionel 6 16983 Pennsylvania Railroad F9 Well Car 1997
$43.95
Time Remaining: 11d 7h 36m
Buy It Now for only: $43.95
Lionel Pennsylvania Railroad F9 Well Car 6 16983 with Cable Reels O Scale
Lionel Pennsylvania Railroad F9 Well Car 6 16983 with Cable Reels O Scale
$28.95
Time Remaining: 14d 12h 4m
Buy It Now for only: $28.95
LIONEL 6 16983 PENNSYLVANINA RR F9 WELL CAR MINT
LIONEL 6 16983 PENNSYLVANINA RR F9 WELL CAR MINT
$29.00
Time Remaining: 22d 17h 47m
Buy It Now for only: $29.00
Lionel New 6 16983 Pennsylvania RR F9 well car
Lionel New 6 16983 Pennsylvania RR F9 well car
$41.00
Time Remaining: 23d 14h 36m
Buy It Now for only: $41.00
Lionel new 6 16946 Chesaapeake  Ohio F9 well car
Lionel new 6 16946 Chesaapeake Ohio F9 well car
$40.00
Time Remaining: 23d 14h 36m
Buy It Now for only: $40.00
3840 LIONEL CHESAPEAKE  OHIO F9 WELL CAR C8 LIGHTLY RUN 6 16946
3840 LIONEL CHESAPEAKE OHIO F9 WELL CAR C8 LIGHTLY RUN 6 16946
$29.00
Time Remaining: 23d 21h 15m
Buy It Now for only: $29.00
Lionel 6 36094 Penn Central F9 Well c9 new in BOX
Lionel 6 36094 Penn Central F9 Well c9 new in BOX
$54.23
Time Remaining: 25d 16h 30m
Buy It Now for only: $54.23
Lionel 16983 Pennsylvania F 9 Well Car c9 new in BOX
Lionel 16983 Pennsylvania F 9 Well Car c9 new in BOX
$30.22
Time Remaining: 25d 17h 3m
Buy It Now for only: $30.22

Other O Scale train items recently purchased through this site:

Lionel Pennsylvania Railroad F9 Well Car 6 16983 with Cable Reels O Scale
Lionel PC F9 Well Car 39064
6983 Lionel Pennsylvania F9 Well Car Metal 6 Wheel Trucks MOB
Lionel Pennsylvania RR F9 Well Car 16983
Lionel Chesapeake Ohio F9 Well Car 16946
Lionel Pennsylvania 6983 F9 Well Car 6 16983 NIB
Lionel New 6 16983 Pennsylvania RR F9 well car
PD Shop O scale F9A F9B undecorated set 2 Rails
Lionel Pennsylvania RR F9 Well Car 16983
Lionel new 6 16946 Chesaapeake Ohio F9 well car
Lionel Chesapeake Ohio F9 Well Car Diecasr Wheels 16946
Lionel Chesapeak Ohio F9 Well Car 16946
Lionel 6 16983 Pennsylvania 6983 RR F9 Well Car w ob
Lionel Pennsylania RR f 9 well car 6 16983 built in 1997 for boysorgirls unused
3840 LIONEL CHESAPEAKE OHIO F9 WELL CAR C8 LIGHTLY RUN 6 16946
Lionel 6 16946 3840 Chesapeake Ohio F9 Well Car Never Used
Lionel 6 36094 Penn Central F9 Well c9 new in BOX
LIONEL 6 16946 CHESAPEAKE OHIO 3840 F9 WELL CAR WITH CABLE REELS BUILT 8 96
Lionel 16946 3840 Chesapeake Ohio F9 Well Car with Cable Reels
LIONEL 6 16983 PENNSYLVANINA RR F9 WELL CAR MINT
LIONEL TRAINS 3840 CHESAPEAKE OHIO F9 WELL CAR 6 16946
LIONEL O Scale 6983 PENSYLVANIA RR F9 WELL CAR 6 16983
Lionel 6 16983 Pennsylvania Railroad F9 Well Car 1997
Lionel 16983 Pennsylvania F 9 Well Car c9 new in BOX
LIONEL 6 16946 Chesapeake Ohio F9 Well Car with cable reels c9 new in BOX