Athearn Super Sale DealsClick Here!
Menu
Advanced Search
No product found
Cart
Fast Shipping - Huge Inventory Selection - WorldWide Shipping
Menu
Account

O Scale

O Scale Model TrainsO Scale Model Trains

O Scale (1:48) is one the most popular and oldest scales in the industry, featuring one of the largest varieties of high quality trains and accessories in the market. O scale trains are larger than HO scale trains and have lots of neat features and quality detail. Popular maufacturers of O scale trains include Lionel, MTH, Atlas, and Williams, among many more.

Filters
Clear All
View as Grid List

35 Items

Set Descending Direction
  1. MTH 20-29045-1 O GP-7 Diesel Engine With Proto-Sound 3.0 - Canadian National Cab No. 4818
    MTH 20-29045-1 O GP-7 Diesel Engine With Proto-Sound 3.0 - Canadian National Cab No. 4818
    Number 20-29045-1
    Manufacturer MTH Trains
    Scale O
    $574.99
    Add to Wish List Add to Compare
  2. MTH 20-29046-1 O GP-7 Diesel Engine With Proto-Sound 3.0 - Rock Island Cab No. 1207
    MTH 20-29046-1 O GP-7 Diesel Engine With Proto-Sound 3.0 - Rock Island Cab No. 1207
    Number 20-29046-1
    Manufacturer MTH Trains
    Scale O
    $574.99
    Add to Wish List Add to Compare
  3. MTH 20-29047-1 O GP-7 Diesel Engine With Proto-Sound 3.0 - Rock Island Cab No. 1226
    MTH 20-29047-1 O GP-7 Diesel Engine With Proto-Sound 3.0 - Rock Island Cab No. 1226
    Number 20-29047-1
    Manufacturer MTH Trains
    Scale O
    $574.99
    Add to Wish List Add to Compare
  4. MTH 20-29048-1 O GP-7 Diesel Engine With Proto-Sound 3.0 - Maine Central Cab No. 564
    MTH 20-29048-1 O GP-7 Diesel Engine With Proto-Sound 3.0 - Maine Central Cab No. 564
    Number 20-29048-1
    Manufacturer MTH Trains
    Scale O
    $574.99
    Add to Wish List Add to Compare
  5. MTH 20-29049-1 O GP-7 Diesel Engine With Proto-Sound 3.0 - Maine Central Cab No. 569
    MTH 20-29049-1 O GP-7 Diesel Engine With Proto-Sound 3.0 - Maine Central Cab No. 569
    Number 20-29049-1
    Manufacturer MTH Trains
    Scale O
    $574.99
    Add to Wish List Add to Compare
  6. MTH 20-29050-1 O GP-7 Diesel Engine With Proto-Sound 3.0 - Amtrak Cab No. 761
    MTH 20-29050-1 O GP-7 Diesel Engine With Proto-Sound 3.0 - Amtrak Cab No. 761
    Number 20-29050-1
    Manufacturer MTH Trains
    Scale O
    $574.99
    Add to Wish List Add to Compare
  7. MTH 20-29051-1 O GP-7 Diesel Engine With Proto-Sound 3.0 - Amtrak Cab No. 771
    MTH 20-29051-1 O GP-7 Diesel Engine With Proto-Sound 3.0 - Amtrak Cab No. 771
    Number 20-29051-1
    Manufacturer MTH Trains
    Scale O
    $574.99
    Add to Wish List Add to Compare
  8. MTH 20-29052-1 O GP-7 Diesel Engine With Proto-Sound 3.0 - Seaboard Cab No. 861
    MTH 20-29052-1 O GP-7 Diesel Engine With Proto-Sound 3.0 - Seaboard Cab No. 861
    Number 20-29052-1
    Manufacturer MTH Trains
    Scale O
    $574.99
    Add to Wish List Add to Compare
  9. MTH 20-29053-1 O GP-7 Diesel Engine With Proto-Sound 3.0 - Seaboard Cab No. 889
    MTH 20-29053-1 O GP-7 Diesel Engine With Proto-Sound 3.0 - Seaboard Cab No. 889
    Number 20-29053-1
    Manufacturer MTH Trains
    Scale O
    $574.99
    Add to Wish List Add to Compare
  10. MTH 20-29054-1 O GP-7 Diesel Engine With Proto-Sound 3.0 - Santa Fe Cab No. 2721
    MTH 20-29054-1 O GP-7 Diesel Engine With Proto-Sound 3.0 - Santa Fe Cab No. 2721
    Number 20-29054-1
    Manufacturer MTH Trains
    Scale O
    $574.99
    Add to Wish List Add to Compare
  11. MTH 20-29055-1 O GP-7 Diesel Engine With Proto-Sound 3.0 - Santa Fe Cab No. 2723
    MTH 20-29055-1 O GP-7 Diesel Engine With Proto-Sound 3.0 - Santa Fe Cab No. 2723
    Number 20-29055-1
    Manufacturer MTH Trains
    Scale O
    $574.99
    Add to Wish List Add to Compare
  12. Lionel 2331012 O Pennsylvania LEGACY L1 #4030
    Lionel 2331012 O Pennsylvania LEGACY L1 #4030
    Number 2331012
    Manufacturer Lionel Trains
    Scale O
    $949.99
    Add to Wish List Add to Compare
  13. Lionel 2331030 O Pennsylvania LEGACY L1 #1369
    Lionel 2331030 O Pennsylvania LEGACY L1 #1369
    Number 2331030
    Manufacturer Lionel Trains
    Scale O
    $949.99
    Add to Wish List Add to Compare
  14. Lionel 2332070 O Milwaukee LionChief Plus 2.0 Mikado #753
    Lionel 2332070 O Milwaukee LionChief Plus 2.0 Mikado #753
    Number 2332070
    Manufacturer Lionel Trains
    Scale O
    $629.99
    Out of stock
    Add to Wish List Add to Compare
  15. Lionel 2332080 O Union Pacific LionChief Plus 2.0 Mikado #2549
    Lionel 2332080 O Union Pacific LionChief Plus 2.0 Mikado #2549
    Number 2332080
    Manufacturer Lionel Trains
    Scale O
    $629.99
    Add to Wish List Add to Compare
  16. Lionel 2434010 O LIONCHIEF PLUS 2.0 DIESEL GP7 D&RGW #5100
    Lionel 2434010 O LIONCHIEF PLUS 2.0 DIESEL GP7 D&RGW #5100
    Number 2434010
    Manufacturer Lionel Trains
    Scale O
    $374.99
    Add to Wish List Add to Compare
  17. Lionel 2434030 O LIONCHIEF PLUS 2.0 DIESEL GP7 CNJ #1522
    Lionel 2434030 O LIONCHIEF PLUS 2.0 DIESEL GP7 CNJ #1522
    Number 2434030
    Manufacturer Lionel Trains
    Scale O
    $349.99
    Add to Wish List Add to Compare
  18. Lionel 2434040 O LIONCHIEF PLUS 2.0 DIESEL GP7 Rock Island #1208
    Lionel 2434040 O LIONCHIEF PLUS 2.0 DIESEL GP7 Rock Island #1208
    Number 2434040
    Manufacturer Lionel Trains
    Scale O
    $399.99
    Out of stock
    Add to Wish List Add to Compare
  19. Lionel 2522100 O North Pole Toy Works Heisler Set Christmas
    Lionel 2522100 O North Pole Toy Works Heisler Set Christmas
    Number 2522100
    Manufacturer Lionel Trains
    Scale O
    $1,999.99
    Add to Wish List Add to Compare
  20. Lionel 2531070 O CNJ LEGACY USRA Heavy Mikado #859
    Lionel 2531070 O CNJ LEGACY USRA Heavy Mikado #859
    Number 2531070
    Manufacturer Lionel Trains
    Scale O
    $1,399.99
    Add to Wish List Add to Compare
  21. Lionel 2531090 O Great Northern LEGACY USRA Heavy Mikado #3208
    Lionel 2531090 O Great Northern LEGACY USRA Heavy Mikado #3208
    Number 2531090
    Manufacturer Lionel Trains
    Scale O
    $1,399.99
    Add to Wish List Add to Compare
  22. Lionel 2531100 O Louisville & Nashville LEGACY USRA Heavy Mikado #1776
    Lionel 2531100 O Louisville & Nashville LEGACY USRA Heavy Mikado #1776
    Number 2531100
    Manufacturer Lionel Trains
    Scale O
    $1,399.99
    Add to Wish List Add to Compare
  23. Lionel 2531110 O P&LE LEGACY USRA Heavy Mikado #9510
    Lionel 2531110 O P&LE LEGACY USRA Heavy Mikado #9510
    Number 2531110
    Manufacturer Lionel Trains
    Scale O
    $1,399.99
    Add to Wish List Add to Compare
  24. Lionel 2531120 O Soo Line LEGACY USRA Heavy Mikado #1003
    Lionel 2531120 O Soo Line LEGACY USRA Heavy Mikado #1003
    Number 2531120
    Manufacturer Lionel Trains
    Scale O
    $1,399.99
    Add to Wish List Add to Compare
  25. Lionel 2531520 O Blue Jay Lumber LEGACY Heisler #10
    Lionel 2531520 O Blue Jay Lumber LEGACY Heisler #10
    Number 2531520
    Manufacturer Lionel Trains
    Scale O
    $1,699.99
    Add to Wish List Add to Compare
  26. Lionel 2531530 O Clearwater Timber LEGACY Heisler #91
    Lionel 2531530 O Clearwater Timber LEGACY Heisler #91
    Number 2531530
    Manufacturer Lionel Trains
    Scale O
    $1,699.99
    Add to Wish List Add to Compare
  27. Lionel 2531540 O Juniata Railroad LEGACY Heisler #22
    Lionel 2531540 O Juniata Railroad LEGACY Heisler #22
    Number 2531540
    Manufacturer Lionel Trains
    Scale O
    $1,699.99
    Add to Wish List Add to Compare
  28. Lionel 2531550 O Middle Fork Railroad LEGACY Heisler #7
    Lionel 2531550 O Middle Fork Railroad LEGACY Heisler #7
    Number 2531550
    Manufacturer Lionel Trains
    Scale O
    $1,699.99
    Add to Wish List Add to Compare
  29. Lionel 2531560 O Weyerhauser LEGACY Heisler #4
    Lionel 2531560 O Weyerhauser LEGACY Heisler #4
    Number 2531560
    Manufacturer Lionel Trains
    Scale O
    $1,699.99
    Add to Wish List Add to Compare
  30. Lionel 2531650 O US Signal Corps LEGACY Heisler #3
    Lionel 2531650 O US Signal Corps LEGACY Heisler #3
    Number 2531650
    Manufacturer Lionel Trains
    Scale O
    $1,699.99
    Add to Wish List Add to Compare
  31. Lionel LIO2365 O Chesapeake & Ohio GP7 Diesel Locomotive (Reproduction Shell) #2365
    Lionel LIO2365 O Chesapeake & Ohio GP7 Diesel Locomotive (Reproduction Shell) #2365
    Number LIO2365
    Manufacturer PostWar Vintage Trains
    Scale O
    $249.99
    Add to Wish List Add to Compare
  32. Lionel LIO8255 O Santa Fe GP7 Diesel Locomotive #8255
    Lionel LIO8255 O Santa Fe GP7 Diesel Locomotive #8255
    Number LIO8255
    Manufacturer PostWar Vintage Trains
    Scale O
    $199.99
    Add to Wish List Add to Compare
  33. Lionel #LIOGP7GP20ShellLOT 2328 GP7 & GP20 Shell LOT 2328-5
    Lionel #LIOGP7GP20ShellLOT 2328 GP7 & GP20 Shell LOT 2328-5
    Number LIOGP7GP20ShellLOT
    Manufacturer PostWar Vintage Trains
    Scale O
    $129.99
    Add to Wish List Add to Compare
  34. Lionel #LIOGP7ShellLOT-2 2328 GP7 Shell LOT 2328-5
    Lionel #LIOGP7ShellLOT-2 2328 GP7 Shell LOT 2328-5
    Number LIOGP7ShellLOT-2
    Manufacturer PostWar Vintage Trains
    Scale O
    $129.99
    Add to Wish List Add to Compare
  35. Lionel #LIOGP7ShellLOT-7 2328 GP7 Shell LOT 2328-5
    Lionel #LIOGP7ShellLOT-7 2328 GP7 Shell LOT 2328-5
    Number LIOGP7ShellLOT-7
    Manufacturer PostWar Vintage Trains
    Scale O
    $129.99
    Add to Wish List Add to Compare
per page
Filters
Now Shopping by
  1. Engine Style
    0-4-4-0 Climax - Shay - Heisler
  2. Engine Style
    2-8-2 - Mikado - K28 - L
  3. Engine Style
    GP 7
Clear All
Shopping Options
Manufacturer
  1. Lionel Trains 19 items
  2. MTH Trains 11 items
  3. PostWar Vintage Trains 5 items
Product Line
  1. Lionel Legacy 7 items
  2. Lion Chief (Basic, Plus, 2.0, ETC) 5 items
  3. Lionel Vintage Post War 5 items
  4. MTH Premier 11 items
Preorder
  1. Yes 23 items
  2. No 12 items
Trains
  1. Christmas 1 item
  2. Diesel Locomotives 19 items
  3. Steam Locomotives 15 items
  4. Train Sets Without Track & Power 1 item
Engine Style
  1. 0-4-0 - A5 5 items
  2. 0-4-4-0 Climax - Shay - Heisler 7 items
  3. 0-6-0 - Steam 15 items
  4. 0-8-0 - Steam 7 items
  5. 0-8-8-0 Steam 1 item
  6. 2-4-2 - Steam 7 items
  7. 2-6-0 - Mogul 1 item
  8. 2-6-2 - Prairie 10 items
  9. 2-6-4 - Steam 1 item
  10. 2-6-6-2 - H-6 Steam 5 items
  11. 2-8-0 - Consolidation -H - H10 - C19 8 items
  12. 2-8-2 - Mikado - K28 - L 9 items
  13. 2-8-4 - Berkshire 27 items
  14. 2-8-8-2 - Y - Y6B 18 items
  15. 2-8-8-8-2 - Triplex 6 items
  16. 2-10-0 - Decapod - I1 10 items
  17. 2-10-4 -T1 - J1 - Texas 6 items
  18. 4-4-0 - American Steam 9 items
  19. 4-4-2 - Atlantic - E6 14 items
  20. 4-6-0 - Ten Wheeler - Camelback - Baldwin - H6 - D10 - G5 9 items
  21. 4-6-2 - Pacific - K4 - F-19 51 items
  22. 4-6-4 - Hudson - I-5 34 items
  23. 4-6-6-4 - Challenger 8 items
  24. 4-8-2 - M1 - M1b - Mountain 13 items
  25. 4-8-4 - Northern - Niagara - T1 - Class J - S2 -S3 - E1 -GS4 - FEF 17 items
  26. 4-8-8-4 - Big Boy 3 items
  27. 6-8-6 - Turbine Steam - S2 11 items
  28. 44 Ton 5 items
  29. 70 Ton 1 item
  30. AC6000 7 items
  31. Budd 10 items
  32. C-Liner 26 items
  33. C 30-7 3 items
  34. C 44-9W 8 items
  35. C 420 - C 424 - C 425 - C 430 4 items
  36. Dash 8 - 8-32 - 8-40 - 8-40B - 8-40BW - 8-40C - 8-40CW 14 items
  37. Doodlebug 13 items
  38. E3 - E5 - E6 7 items
  39. E8 - E9 5 items
  40. ES44AC (GEVO) 87 items
  41. ES44DC (GEVO) 27 items
  42. ET44 CH - AH - C4 - C45AH -EF644T - Tier 4 23 items
  43. FA - FA-1 - FA-2 - FB-1 - FB-2 - FPA-2 - FPB-2 - FPA-2u 32 items
  44. F3 - F3A F3B 15 items
  45. F 7 A-B - FP 7 A-B 14 items
  46. F40PH 6 items
  47. F59PHI 1 item
  48. FM Trainmaster 2 items
  49. FM Erie Built 6 items
  50. FT 10 items
  51. GG1 16 items
  52. GP 7 19 items
  53. GP 9 13 items
  54. GP 15 2 items
  55. GP 16 - GP 18 - GP 20 10 items
  56. GP 30 11 items
  57. GP 35 12 items
  58. GP 38 - GP 38-2 17 items
  59. GP 40 - GP 40-2 3 items
  60. H15-44 6 items
  61. H24-66 12 items
  62. Miscellaneous 8 items
  63. MP15 AC-DC 3 items
  64. NW 2 16 items
  65. P40 - P42 Genesis 17 items
  66. PA - PB 17 items
  67. RS 1 - RS 2 5 items
  68. RS 3 14 items
  69. RS 11 1 item
  70. RS 27 4 items
  71. Subway 10 items
  72. S 2 20 items
  73. SD 35 - SDP 35 8 items
  74. SD40 - SD40-2 - SD40R - SDP40 - SDF40 29 items
  75. SD45 - SD45T - SD45-2 - SD45T - SDP45 22 items
  76. SD 50 21 items
  77. SD60 - SD60 M - SD60E - SD60I 7 items
  78. SD70 SD70ACe SD70MAc SD70ACU SD70M 56 items
  79. SW 1 10 items
  80. SW 8 12 items
  81. SW 1000 - 1200 - 1500 6 items
  82. Small Switcher 44 items
  83. Trolley - Tram - Streetcar 33 items
  84. U 25B 3 items
  85. U 28B - U 28C 14 items
  86. U 30B - U 30C 1 item
  87. U 36 3 items
Engine Electronics
  1. Motorized (Standard DC-AC) 2 items
  2. Proto Sound 3.0 11 items
  3. LionChief (Basic, Plus, 2.0) 5 items
  4. Legacy 14 items
Road Name
  1. Amtrak 2 items
  2. Canadian National - CN 1 item
  3. Central of New Jersey - CNJ 2 items
  4. Chesapeake & Ohio - C&O 1 item
  5. Christmas 1 item
  6. Clear Lake Lumber 1 item
  7. Great Northern - GN 1 item
  8. Junita Terminal 1 item
  9. Louisville & Nashville - L&N 1 item
  10. Maine Central - MEC 2 items
  11. Milwaukee Road 1 item
  12. Pennsylvania - PRR - Penn 2 items
  13. Pittsburgh & Lake Erie 1 item
  14. Rio Grande - Denver Rio Grande - DRGW 1 item
  15. Rock Island 3 items
  16. Santa Fe 3 items
  17. Seaboard Coast Line 2 items
  18. Soo Line 1 item
  19. Union Pacific - UP 1 item
  20. Weyerhaeuser 1 item
Couplers, Wheels, Parts
  1. Parts for Engines 3 items
Catalog
  1. Lionel 2022 C2 2 items
  2. Lionel 2023 C1 2 items
  3. Lionel 2023 C2 3 items
  4. Lionel 2024 C2 5 items
  5. Lionel 2025 C1 7 items
Price
Compare
  1. Remove This Item
Compare
Clear All
You have no items to compare.
My Wish List
Last Added Items
  1. View Pre Order View Pre Order
    Remove This Item
Go to Wish List
You have no items in your wish list.
® Copyright 2025 Trainworld. All Rights Reserved.
Verified merchant by Authorize.net
Payment methods.