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

Items 1-35 of 53

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. Atlas 20024018 O 3RL DCS TMAN GP15-1 YORK RAIL #1531 (with front & rear ditchlights)
    Atlas 20024018 O 3RL DCS TMAN GP15-1 YORK RAIL #1531 (with front & rear ditchlights)
    Number 20024018
    Manufacturer Atlas
    Scale O
    $449.99
    Add to Wish List Add to Compare
  13. Atlas 20024019 O 3RL DCS TMAN GP15-1 YORK RAIL #1532 (with front & rear ditchlights)
    Atlas 20024019 O 3RL DCS TMAN GP15-1 YORK RAIL #1532 (with front & rear ditchlights)
    Number 20024019
    Manufacturer Atlas
    Scale O
    $449.99
    Add to Wish List Add to Compare
  14. Lionel 2333080 O Delaware & Hudson LEGACY FA-2 AA
    Lionel 2333080 O Delaware & Hudson LEGACY FA-2 AA
    Number 2333080
    Manufacturer Lionel Trains
    Scale O
    Special Price $989.99 Regular Price $1,099.99
    Add to Wish List Add to Compare
  15. Lionel 2333110 O Louisville & Nashville LEGACY FA-2 AA
    Lionel 2333110 O Louisville & Nashville LEGACY FA-2 AA
    Number 2333110
    Manufacturer Lionel Trains
    Scale O
    Special Price $899.99 Regular Price $989.99
    Add to Wish List Add to Compare
  16. Lionel 2333610 O LIRR LEGACY FA-2 AA (Trainworld Exclusive)
    Lionel 2333610 O LIRR LEGACY FA-2 AA (Trainworld Exclusive)
    Number 2333610
    Manufacturer Lionel Trains
    Scale O
    $999.99
    Add to Wish List Add to Compare
  17. Lionel 2333611 O LIRR LEGACY FA-2 A Lead Unit Powered #613 With Bluetooth (Trainworld Exclusive)
    Lionel 2333611 O LIRR LEGACY FA-2 A Lead Unit Powered #613 With Bluetooth (Trainworld Exclusive)
    Number 2333611
    Manufacturer Lionel Trains
    Scale O
    $599.99
    Add to Wish List Add to Compare
  18. Lionel 2333612 O LIRR FA-2 A Powered Conventional #614 NO Bluetooth, NO Sound (Trainworld Exclusive)
    Lionel 2333612 O LIRR FA-2 A Powered Conventional #614 NO Bluetooth, NO Sound (Trainworld Exclusive)
    Number 2333612
    Manufacturer Lionel Trains
    Scale O
    $399.99
    Add to Wish List Add to Compare
  19. Lionel 2333722 O US Army Defense LEGACY FA-2 #1942 Conventional NO Bluetooth, NO Sound (Trainworld Exclusive)
    Lionel 2333722 O US Army Defense LEGACY FA-2 #1942 Conventional NO Bluetooth, NO Sound (Trainworld Exclusive)
    Number 2333722
    Manufacturer Lionel Trains
    Scale O
    $474.99
    Add to Wish List Add to Compare
  20. 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
  21. 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
  22. 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
  23. Lionel 2533870 O Santa Fe LEGACY FA-2 AA Set
    Lionel 2533870 O Santa Fe LEGACY FA-2 AA Set
    Number 2533870
    Manufacturer Lionel Trains
    Scale O
    $1,199.99
    Add to Wish List Add to Compare
  24. Lionel 2533878 O Santa Fe LEGACY Powered FB-2 #205
    Lionel 2533878 O Santa Fe LEGACY Powered FB-2 #205
    Number 2533878
    Manufacturer Lionel Trains
    Scale O
    $549.99
    Add to Wish List Add to Compare
  25. Lionel 2533879 O Santa Fe SuperBass FB-2 #205
    Lionel 2533879 O Santa Fe SuperBass FB-2 #205
    Number 2533879
    Manufacturer Lionel Trains
    Scale O
    $549.99
    Add to Wish List Add to Compare
  26. Lionel 2533880 O Baltimore & Ohio FA-2 AA Set
    Lionel 2533880 O Baltimore & Ohio FA-2 AA Set
    Number 2533880
    Manufacturer Lionel Trains
    Scale O
    $1,199.99
    Add to Wish List Add to Compare
  27. Lionel 2533888 O Baltimore & Ohio Powered FB-2 #5008
    Lionel 2533888 O Baltimore & Ohio Powered FB-2 #5008
    Number 2533888
    Manufacturer Lionel Trains
    Scale O
    $549.99
    Add to Wish List Add to Compare
  28. Lionel 2533889 O Baltimore & Ohio SuperBass FB-2 #5009
    Lionel 2533889 O Baltimore & Ohio SuperBass FB-2 #5009
    Number 2533889
    Manufacturer Lionel Trains
    Scale O
    $549.99
    Add to Wish List Add to Compare
  29. Lionel 2533890 O Canadian Pacific FA-2 AA Set
    Lionel 2533890 O Canadian Pacific FA-2 AA Set
    Number 2533890
    Manufacturer Lionel Trains
    Scale O
    $1,199.99
    Add to Wish List Add to Compare
  30. Lionel 2533898 O Canadian Pacific Powered FB-2 #4468
    Lionel 2533898 O Canadian Pacific Powered FB-2 #4468
    Number 2533898
    Manufacturer Lionel Trains
    Scale O
    $549.99
    Add to Wish List Add to Compare
  31. Lionel 2533899 O Canadian Pacific SuperBass FB-2 #4470
    Lionel 2533899 O Canadian Pacific SuperBass FB-2 #4470
    Number 2533899
    Manufacturer Lionel Trains
    Scale O
    $549.99
    Add to Wish List Add to Compare
  32. Lionel 2533900 O Chicago & Northwestern FA-2 AA Set
    Lionel 2533900 O Chicago & Northwestern FA-2 AA Set
    Number 2533900
    Manufacturer Lionel Trains
    Scale O
    $1,199.99
    Add to Wish List Add to Compare
  33. Lionel 2533908 O Chicago & Northwestern Powered FB-2 #4103B
    Lionel 2533908 O Chicago & Northwestern Powered FB-2 #4103B
    Number 2533908
    Manufacturer Lionel Trains
    Scale O
    $549.99
    Add to Wish List Add to Compare
  34. Lionel 2533909 O Chicago & Northwestern SuperBass FB-2 #4104B
    Lionel 2533909 O Chicago & Northwestern SuperBass FB-2 #4104B
    Number 2533909
    Manufacturer Lionel Trains
    Scale O
    $549.99
    Add to Wish List Add to Compare
  35. Lionel 2533910 O Pennsylvania FA-2 AA Set
    Lionel 2533910 O Pennsylvania FA-2 AA Set
    Number 2533910
    Manufacturer Lionel Trains
    Scale O
    $1,199.99
    Add to Wish List Add to Compare
Page
per page
Filters
Now Shopping by
  1. Engine Style
    GP 15
  2. Engine Style
    GP 7
  3. Engine Style
    FA - FA-1 - FA-2 - FB-1 - FB-2 - FPA-2 - FPB-2 - FPA-2u
Clear All
Shopping Options
Manufacturer
  1. Atlas 2 items
  2. Lionel Trains 27 items
  3. MTH Trains 11 items
  4. PostWar Vintage Trains 13 items
Product Line
  1. Lionel Legacy 5 items
  2. Lion Chief (Basic, Plus, 2.0, ETC) 3 items
  3. Lionel Vintage Post War 13 items
  4. MTH Premier 11 items
Preorder
  1. Yes 31 items
  2. No 22 items
Trains
  1. Diesel Locomotives 53 items
  2. TrainWorld Exclusive 4 items
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) 10 items
  2. DCC And Sound 2 items
  3. Proto Sound 3.0 11 items
  4. LionChief (Basic, Plus, 2.0) 3 items
  5. Legacy 16 items
  6. Non Powered 2 items
  7. Sound|Non Powered 6 items
Road Name
  1. Amtrak 2 items
  2. Army 1 item
  3. Baltimore & Ohio - B&O 3 items
  4. Canadian National - CN 1 item
  5. Canadian Pacific - CP - CP Rail 3 items
  6. Central of New Jersey - CNJ 1 item
  7. Chesapeake & Ohio - C&O 1 item
  8. Chicago North Western - CNW - CMO 3 items
  9. Delaware & Hudson - D&H 3 items
  10. Long Island - LIRR 3 items
  11. Louisville & Nashville - L&N 1 item
  12. Maine Central - MEC 2 items
  13. Military 1 item
  14. Missouri Pacific - MP 2 items
  15. Navy 1 item
  16. Pennsylvania - PRR - Penn 3 items
  17. Rio Grande - Denver Rio Grande - DRGW 1 item
  18. Rock Island 3 items
  19. Santa Fe 7 items
  20. Seaboard Coast Line 2 items
  21. Wabash 3 items
Couplers, Wheels, Parts
  1. Parts for Engines 3 items
Catalog
  1. Atlas 2024 Vol1 2 items
  2. Lionel 2022 C2 2 items
  3. Lionel 2023 C2 3 items
  4. Lionel 2025 C1 18 items
Price
On Sale
  1. Yes 3 items
  2. No 50 items
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.