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

29 Items

Set Descending Direction
  1. MTH 20-21966-1 O Dash-8 Diesel Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - Norfolk Southern Cab Nos. 8398
    MTH 20-21966-1 O Dash-8 Diesel Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - Norfolk Southern Cab Nos. 8398
    Number 20-21966-1
    Manufacturer MTH Trains
    Scale O
    $599.99
    Add to Wish List Add to Compare
  2. MTH 20-21967-1 O Dash-8 Diesel Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - Norfolk Southern Cab Nos. 8412
    MTH 20-21967-1 O Dash-8 Diesel Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - Norfolk Southern Cab Nos. 8412
    Number 20-21967-1
    Manufacturer MTH Trains
    Scale O
    $599.99
    Add to Wish List Add to Compare
  3. MTH 20-21968-1 O Dash-8 Diesel Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - Conrail Cab Nos. 6248
    MTH 20-21968-1 O Dash-8 Diesel Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - Conrail Cab Nos. 6248
    Number 20-21968-1
    Manufacturer MTH Trains
    Scale O
    $599.99
    Add to Wish List Add to Compare
  4. MTH 20-21969-1 O Dash-8 Diesel Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - Conrail Cab Nos. 6250
    MTH 20-21969-1 O Dash-8 Diesel Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - Conrail Cab Nos. 6250
    Number 20-21969-1
    Manufacturer MTH Trains
    Scale O
    $599.99
    Add to Wish List Add to Compare
  5. MTH 20-21970-1 O Dash-8 Diesel Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - CSX Cab Nos. 7685
    MTH 20-21970-1 O Dash-8 Diesel Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - CSX Cab Nos. 7685
    Number 20-21970-1
    Manufacturer MTH Trains
    Scale O
    $599.99
    Add to Wish List Add to Compare
  6. MTH 20-21971-1 O Dash-8 Diesel Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - CSX Cab Nos. 7690
    MTH 20-21971-1 O Dash-8 Diesel Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - CSX Cab Nos. 7690
    Number 20-21971-1
    Manufacturer MTH Trains
    Scale O
    $599.99
    Add to Wish List Add to Compare
  7. MTH 20-21974-1 O Dash-8 Diesel Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - BNSF Cab Nos. 833
    MTH 20-21974-1 O Dash-8 Diesel Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - BNSF Cab Nos. 833
    Number 20-21974-1
    Manufacturer MTH Trains
    Scale O
    $599.99
    Add to Wish List Add to Compare
  8. MTH 20-21975-1 O Dash-8 Diesel Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - BNSF Cab Nos. 837
    MTH 20-21975-1 O Dash-8 Diesel Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - BNSF Cab Nos. 837
    Number 20-21975-1
    Manufacturer MTH Trains
    Scale O
    $599.99
    Add to Wish List Add to Compare
  9. MTH 20-21976-1 O Dash-8 Diesel Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - Santa Fe Cab Nos. 844
    MTH 20-21976-1 O Dash-8 Diesel Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - Santa Fe Cab Nos. 844
    Number 20-21976-1
    Manufacturer MTH Trains
    Scale O
    $599.99
    Add to Wish List Add to Compare
  10. MTH 20-21977-1 O Dash-8 Diesel Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - Santa Fe Cab Nos. 851
    MTH 20-21977-1 O Dash-8 Diesel Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - Santa Fe Cab Nos. 851
    Number 20-21977-1
    Manufacturer MTH Trains
    Scale O
    $599.99
    Add to Wish List Add to Compare
  11. 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
  12. 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
  13. Lionel 2431400 O Pennsylvania M-1 #6855 w/Legacy
    Lionel 2431400 O Pennsylvania M-1 #6855 w/Legacy
    Number 2431400
    Manufacturer Lionel Trains
    Scale O
    $1,439.99
    Add to Wish List Add to Compare
  14. Lionel 2431410 O Pennsylvania M-1 #6810 w/Legacy
    Lionel 2431410 O Pennsylvania M-1 #6810 w/Legacy
    Number 2431410
    Manufacturer Lionel Trains
    Scale O
    $1,439.99
    Add to Wish List Add to Compare
  15. Lionel 2431420 O Pennsylvania M-1 #6845, circa 1941 w/Legacy
    Lionel 2431420 O Pennsylvania M-1 #6845, circa 1941 w/Legacy
    Number 2431420
    Manufacturer Lionel Trains
    Scale O
    $1,439.99
    Add to Wish List Add to Compare
  16. Lionel 2431430 O Pennsylvania M-1 #6871 w/Legacy
    Lionel 2431430 O Pennsylvania M-1 #6871 w/Legacy
    Number 2431430
    Manufacturer Lionel Trains
    Scale O
    $1,439.99
    Add to Wish List Add to Compare
  17. Lionel 2431450 O Pennsylvania M-1 #6888 circa 1955 w/Legacy
    Lionel 2431450 O Pennsylvania M-1 #6888 circa 1955 w/Legacy
    Number 2431450
    Manufacturer Lionel Trains
    Scale O
    $1,439.99
    Add to Wish List Add to Compare
  18. Lionel 2531190 O Alaska LEAGACY Mountain #801
    Lionel 2531190 O Alaska LEAGACY Mountain #801
    Number 2531190
    Manufacturer Lionel Trains
    Scale O
    $1,599.99
    Add to Wish List Add to Compare
  19. Lionel 2531200 O Santa FE LEGACY Mountain #3706
    Lionel 2531200 O Santa FE LEGACY Mountain #3706
    Number 2531200
    Manufacturer Lionel Trains
    Scale O
    $1,699.99
    Add to Wish List Add to Compare
  20. Lionel 2531210 O Seaboard LEGACY Mountain #200
    Lionel 2531210 O Seaboard LEGACY Mountain #200
    Number 2531210
    Manufacturer Lionel Trains
    Scale O
    $1,699.99
    Add to Wish List Add to Compare
  21. Lionel 2531220 O NC&StL LEGACY Mountain #861
    Lionel 2531220 O NC&StL LEGACY Mountain #861
    Number 2531220
    Manufacturer Lionel Trains
    Scale O
    $1,699.99
    Add to Wish List Add to Compare
  22. Lionel 2531230 O New Haven LEGACY Mountain #3324
    Lionel 2531230 O New Haven LEGACY Mountain #3324
    Number 2531230
    Manufacturer Lionel Trains
    Scale O
    $1,699.99
    Add to Wish List Add to Compare
  23. Lionel 2531240 O Southern LEGACY Mountain #1490
    Lionel 2531240 O Southern LEGACY Mountain #1490
    Number 2531240
    Manufacturer Lionel Trains
    Scale O
    $1,699.99
    Add to Wish List Add to Compare
  24. Lionel 2531250 O Tennessee Central LEGACY Mountain #551
    Lionel 2531250 O Tennessee Central LEGACY Mountain #551
    Number 2531250
    Manufacturer Lionel Trains
    Scale O
    $1,699.99
    Add to Wish List Add to Compare
  25. Lionel 2531260 O Texas & Pacific LEGACY Mountain #907
    Lionel 2531260 O Texas & Pacific LEGACY Mountain #907
    Number 2531260
    Manufacturer Lionel Trains
    Scale O
    $1,699.99
    Add to Wish List Add to Compare
  26. MTH 30-21086-1 O Dash-8 Diesel Engine w/Proto-Sound 3.0 - Union Pacific (Flag 6-Wheel Trucks) Cab # 9395
    MTH 30-21086-1 O Dash-8 Diesel Engine w/Proto-Sound 3.0 - Union Pacific (Flag 6-Wheel Trucks) Cab # 9395
    Number 30-21086-1
    Manufacturer MTH Trains
    Scale O
    $389.99
    Add to Wish List Add to Compare
  27. MTH 30-21087-1 O Dash-8 Diesel Engine w/Proto-Sound 3.0 - Canadian National Cab # 2151
    MTH 30-21087-1 O Dash-8 Diesel Engine w/Proto-Sound 3.0 - Canadian National Cab # 2151
    Number 30-21087-1
    Manufacturer MTH Trains
    Scale O
    $389.99
    Add to Wish List Add to Compare
  28. MTH 30-21089-1 O Dash-8 Diesel Engine w/Proto-Sound 3.0 - Norfolk Southern Cab # 8453
    MTH 30-21089-1 O Dash-8 Diesel Engine w/Proto-Sound 3.0 - Norfolk Southern Cab # 8453
    Number 30-21089-1
    Manufacturer MTH Trains
    Scale O
    $379.99
    Add to Wish List Add to Compare
  29. MTH 30-21112-1 O Dash-8 Diesel Engine w/Proto-Sound 3.0 - CSX (MEC - Trainworld) Cab # MEC 7898 Smurf Nose
    MTH 30-21112-1 O Dash-8 Diesel Engine w/Proto-Sound 3.0 - CSX (MEC - Trainworld) Cab # MEC 7898 Smurf Nose
    Number 30-21112-1
    Manufacturer MTH Trains
    Scale O
    $419.99
    Add to Wish List Add to Compare
per page
Filters
Now Shopping by
  1. Engine Style
    GP 15
  2. Engine Style
    4-8-2 - M1 - M1b - Mountain
  3. Engine Style
    Dash 8 - 8-32 - 8-40 - 8-40B - 8-40BW - 8-40C - 8-40CW
Clear All
Shopping Options
Manufacturer
  1. Atlas 2 items
  2. Lionel Trains 13 items
  3. MTH Trains 14 items
Product Line
  1. Lionel Legacy 13 items
  2. MTH Premier 10 items
  3. MTH Railking 4 items
Preorder
  1. Yes 20 items
  2. No 9 items
Trains
  1. Diesel Locomotives 16 items
  2. Steam Locomotives 13 items
  3. TrainWorld Exclusive 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. DCC And Sound 2 items
  2. Proto Sound 3.0 14 items
  3. Legacy 13 items
Road Name
  1. Alaska Railroad - ARR 1 item
  2. BNSF - Burlington Northern Santa Fe 2 items
  3. Canadian National - CN 1 item
  4. Conrail 2 items
  5. CSX 3 items
  6. Nashville, Chattanooga & St. Louis 1 item
  7. New Haven 1 item
  8. Norfolk Southern - NS 3 items
  9. Pennsylvania - PRR - Penn 5 items
  10. Santa Fe 3 items
  11. Seaboard - SAL - SALX 1 item
  12. Southern 1 item
  13. Tennessee Central 1 item
  14. Texas & Pacific - T&P 1 item
  15. Union Pacific - UP 1 item
Catalog
  1. Atlas 2024 Vol1 2 items
  2. Lionel 2023 C2 5 items
  3. Lionel 2024 C2 8 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.