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 CO Chesapeake  Ohio F9 Well Car 6 16946
Lionel CO Chesapeake Ohio F9 Well Car 6 16946
$45.99
Time Remaining: 9h 1m
Buy It Now for only: $45.99
Lionel new 6 16946 Chesaapeake  Ohio F9 well car
Lionel new 6 16946 Chesaapeake Ohio F9 well car
$40.00
Time Remaining: 12h 34m
Buy It Now for only: $40.00
LIONEL 16318 LL FLATCAR 16929 BC GONDOLA  16946 CO F9 WELL CAR ALL W REELS
LIONEL 16318 LL FLATCAR 16929 BC GONDOLA 16946 CO F9 WELL CAR ALL W REELS
$94.00
Time Remaining: 2d 11m
Buy It Now for only: $94.00
Lionel 6983 Pennsylvania Rail Road F9 Well Car W Cable Reels 6 16983 1997 C 9
Lionel 6983 Pennsylvania Rail Road F9 Well Car W Cable Reels 6 16983 1997 C 9
$49.00
Time Remaining: 2d 17h 44m
Buy It Now for only: $49.00
Lionel 6 16983 6983 Pennsylvania RR F9 Well Car NIB Brand New C 10 O scale
Lionel 6 16983 6983 Pennsylvania RR F9 Well Car NIB Brand New C 10 O scale
$40.00
Time Remaining: 2d 19h 20m
Buy It Now for only: $40.00
LIONEL TRAINS 6 16983 PENNSYLVANIA RAIL ROAD F 9 WELL CAR WITH CABLE REELS
LIONEL TRAINS 6 16983 PENNSYLVANIA RAIL ROAD F 9 WELL CAR WITH CABLE REELS
$39.99
Time Remaining: 3d 18h 8m
Buy It Now for only: $39.99
LIONEL F3  ORIGINAL PORTHOLES  9 RARE EYELIDS    F9
LIONEL F3 ORIGINAL PORTHOLES 9 RARE EYELIDS F9
$70.00
Time Remaining: 3d 23h 39m
Buy It Now for only: $70.00
Lionel Bethlehem Steel F9 deep well car with Sparrows Point propeller load
Lionel Bethlehem Steel F9 deep well car with Sparrows Point propeller load
$69.00
Time Remaining: 4d 16h 33m
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
$69.00
Time Remaining: 4d 17h 49m
Buy It Now for only: $69.00
Lionel 6 16983 Pennsylvania 6983 RR F9 Well Car w ob
Lionel 6 16983 Pennsylvania 6983 RR F9 Well Car w ob
$44.95
Time Remaining: 17d 15h 12m
Buy It Now for only: $44.95
Lionel Pennsylvania 6983 F9 Well Car 6 16983 NIB
Lionel Pennsylvania 6983 F9 Well Car 6 16983 NIB
$39.99
Time Remaining: 21d 20h 32m
Buy It Now for only: $39.99

Other O Scale train items recently purchased through this site:

Lionel 6 16983 6983 Pennsylvania RR F9 Well Car NIB Brand New C 10 O scale
LIONEL F3 ORIGINAL PORTHOLES 9 RARE EYELIDS F9
Lionel new 6 16946 Chesaapeake Ohio F9 well car
Lionel CO Chesapeake Ohio F9 Well Car 6 16946
LIONEL TRAINS 6 16983 PENNSYLVANIA RAIL ROAD F 9 WELL CAR WITH CABLE REELS
Lionel Pennsylvania 6983 F9 Well Car 6 16983 NIB
Lionel 6983 Pennsylvania Rail Road F9 Well Car W Cable Reels 6 16983 1997 C 9
Lionel 6 16983 Pennsylvania 6983 RR F9 Well Car w ob
Lionel Bethlehem Steel F9 deep well car with Sparrows Point propeller load
LIONEL 16318 LL FLATCAR 16929 BC GONDOLA 16946 CO F9 WELL CAR ALL W REELS
Lionel Pennsylania RR f 9 well car 6 16983 built in 1997 for boysorgirls unused