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 116

Set Descending Direction
  1. MTH 20-21787-1 O GP-9 Diesel Engine With Proto-Sound 3.0 - Santa Fe (Trainworld) Cab No. 726
    MTH 20-21787-1 O GP-9 Diesel Engine With Proto-Sound 3.0 - Santa Fe (Trainworld) Cab No. 726
    Number 20-21787-1
    Manufacturer MTH Trains
    Scale O
    Special Price $499.99 Regular Price $569.99
    Add to Wish List Add to Compare
  2. MTH 20-21788-1 O GP-9 Diesel Engine With Proto-Sound 3.0 - Santa Fe (Trainworld) Cab No. 741
    MTH 20-21788-1 O GP-9 Diesel Engine With Proto-Sound 3.0 - Santa Fe (Trainworld) Cab No. 741
    Number 20-21788-1
    Manufacturer MTH Trains
    Scale O
    Special Price $499.99 Regular Price $569.99
    Add to Wish List Add to Compare
  3. MTH 20-21935-1 O ES44AC Diesel Engine w/Proto-Sound 3.0 w/charging lights - Donald J. Trump
    MTH 20-21935-1 O ES44AC Diesel Engine w/Proto-Sound 3.0 w/charging lights - Donald J. Trump
    Number 20-21935-1
    Manufacturer MTH Trains
    Scale O
    $699.99
    Add to Wish List Add to Compare
  4. Williams #21650 NW-2 Scale Diesel w/ Sound - Boston & Maine #1206
    Williams #21650 NW-2 Scale Diesel w/ Sound - Boston & Maine #1206
    Number 21650
    Manufacturer Williams
    Scale O
    Special Price $179.99 Regular Price $307.99
    Add to Wish List Add to Compare
  5. Williams #21653 NW-2 Scale Diesel w/ Sound - Western Pacific #608
    Williams #21653 NW-2 Scale Diesel w/ Sound - Western Pacific #608
    Number 21653
    Manufacturer Williams
    Scale O
    Special Price $179.99 Regular Price $307.99
    Add to Wish List Add to Compare
  6. Lionel 2333431 O Burlington Northern LEGACY ES44AC #9800
    Lionel 2333431 O Burlington Northern LEGACY ES44AC #9800
    Number 2333431
    Manufacturer Lionel Trains
    Scale O
    $749.99
    Add to Wish List Add to Compare
  7. Lionel 2333451 O Chicago Northwestern LEGACY ES44AC #8836
    Lionel 2333451 O Chicago Northwestern LEGACY ES44AC #8836
    Number 2333451
    Manufacturer Lionel Trains
    Scale O
    $749.99
    Add to Wish List Add to Compare
  8. Lionel 2333452 O Chicago Northwestern LEGACY ES44AC #8842
    Lionel 2333452 O Chicago Northwestern LEGACY ES44AC #8842
    Number 2333452
    Manufacturer Lionel Trains
    Scale O
    $749.99
    Add to Wish List Add to Compare
  9. Lionel 2333461 O Conrail LEGACY ES44AC #4145
    Lionel 2333461 O Conrail LEGACY ES44AC #4145
    Number 2333461
    Manufacturer Lionel Trains
    Scale O
    $749.99
    Add to Wish List Add to Compare
  10. Lionel 2333462 O Conrail LEGACY ES44AC #4152
    Lionel 2333462 O Conrail LEGACY ES44AC #4152
    Number 2333462
    Manufacturer Lionel Trains
    Scale O
    $749.99
    Add to Wish List Add to Compare
  11. Lionel 2333469 O Conrail ES44AC Superbass #4163 non-pwd
    Lionel 2333469 O Conrail ES44AC Superbass #4163 non-pwd
    Number 2333469
    Manufacturer Lionel Trains
    Scale O
    Special Price $449.99 Regular Price $494.99
    Add to Wish List Add to Compare
  12. Lionel 2333471 O Kansas City Southern LEGACY ES44AC #4859
    Lionel 2333471 O Kansas City Southern LEGACY ES44AC #4859
    Number 2333471
    Manufacturer Lionel Trains
    Scale O
    $749.99
    Add to Wish List Add to Compare
  13. Lionel 2333481 O Kansas City Southern LEGACY ES44AC #4674
    Lionel 2333481 O Kansas City Southern LEGACY ES44AC #4674
    Number 2333481
    Manufacturer Lionel Trains
    Scale O
    $749.99
    Add to Wish List Add to Compare
  14. Lionel 2333740 O Flying Tiger LEGACY ES44AC #49 - Trainworld Custom
    Lionel 2333740 O Flying Tiger LEGACY ES44AC #49 - Trainworld Custom
    Number 2333740
    Manufacturer Lionel Trains
    Scale O
    $749.99
    Add to Wish List Add to Compare
  15. Lionel 2333750 O Flying Tiger LEGACY ES44AC #50 - Trainworld Custom
    Lionel 2333750 O Flying Tiger LEGACY ES44AC #50 - Trainworld Custom
    Number 2333750
    Manufacturer Lionel Trains
    Scale O
    $799.99
    Out of stock
    Add to Wish List Add to Compare
  16. Lionel 2334010 O LionChief Plus 2.0 Diesel NW-2 Santa Fe #2404
    Lionel 2334010 O LionChief Plus 2.0 Diesel NW-2 Santa Fe #2404
    Number 2334010
    Manufacturer Lionel Trains
    Scale O
    Special Price $374.99 Regular Price $404.99
    Add to Wish List Add to Compare
  17. Lionel 2334020 O LionChief Plus 2.0 Diesel NW-2 New York Central #622
    Lionel 2334020 O LionChief Plus 2.0 Diesel NW-2 New York Central #622
    Number 2334020
    Manufacturer Lionel Trains
    Scale O
    $404.99
    Add to Wish List Add to Compare
  18. Lionel 2334040 O LionChief Plus 2.0 Diesel NW-2 Seaboard #1410
    Lionel 2334040 O LionChief Plus 2.0 Diesel NW-2 Seaboard #1410
    Number 2334040
    Manufacturer Lionel Trains
    Scale O
    $404.99
    Add to Wish List Add to Compare
  19. Lionel 2433361 O Bangor & Aroostook LEGACY GP9 #76
    Lionel 2433361 O Bangor & Aroostook LEGACY GP9 #76
    Number 2433361
    Manufacturer Lionel Trains
    Scale O
    $539.99
    Add to Wish List Add to Compare
  20. Lionel 2433362 O Bangor & Aroostook LEGACY GP9 #78
    Lionel 2433362 O Bangor & Aroostook LEGACY GP9 #78
    Number 2433362
    Manufacturer Lionel Trains
    Scale O
    $539.99
    Out of stock
    Add to Wish List Add to Compare
  21. Lionel 2433372 O Conrail LEGACY GP9 #7043
    Lionel 2433372 O Conrail LEGACY GP9 #7043
    Number 2433372
    Manufacturer Lionel Trains
    Scale O
    $539.99
    Out of stock
    Add to Wish List Add to Compare
  22. Lionel 2433381 O MSTL LEGACY GP9 #702
    Lionel 2433381 O MSTL LEGACY GP9 #702
    Number 2433381
    Manufacturer Lionel Trains
    Scale O
    $539.99
    Add to Wish List Add to Compare
  23. Lionel 2433382 O MSTL LEGACY GP9 #705
    Lionel 2433382 O MSTL LEGACY GP9 #705
    Number 2433382
    Manufacturer Lionel Trains
    Scale O
    $539.99
    Add to Wish List Add to Compare
  24. Lionel 2433392 O Norfolk & Western LEGACY GP9 #512
    Lionel 2433392 O Norfolk & Western LEGACY GP9 #512
    Number 2433392
    Manufacturer Lionel Trains
    Scale O
    $599.99
    Add to Wish List Add to Compare
  25. Lionel 2433401 O Pennsylvania LEGACY GP9 #7013
    Lionel 2433401 O Pennsylvania LEGACY GP9 #7013
    Number 2433401
    Manufacturer Lionel Trains
    Scale O
    $539.99
    Add to Wish List Add to Compare
  26. Lionel 2433402 O Pennsylvania LEGACY GP9 #7025
    Lionel 2433402 O Pennsylvania LEGACY GP9 #7025
    Number 2433402
    Manufacturer Lionel Trains
    Scale O
    $539.99
    Add to Wish List Add to Compare
  27. Lionel 2433411 O Union Pacific LEGACY GP9 #310
    Lionel 2433411 O Union Pacific LEGACY GP9 #310
    Number 2433411
    Manufacturer Lionel Trains
    Scale O
    $599.99
    Add to Wish List Add to Compare
  28. Lionel 2433412 O Union Pacific LEGACY GP9 #312
    Lionel 2433412 O Union Pacific LEGACY GP9 #312
    Number 2433412
    Manufacturer Lionel Trains
    Scale O
    $599.99
    Add to Wish List Add to Compare
  29. Lionel 2433421 O BNSF LEGACY ES44 #5780
    Lionel 2433421 O BNSF LEGACY ES44 #5780
    Number 2433421
    Manufacturer Lionel Trains
    Scale O
    $749.99
    Add to Wish List Add to Compare
  30. Lionel 2433422 O BNSF LEGACY ES44 #5856
    Lionel 2433422 O BNSF LEGACY ES44 #5856
    Number 2433422
    Manufacturer Lionel Trains
    Scale O
    $749.99
    Add to Wish List Add to Compare
  31. Lionel 2433429 O BNSF SuperBass ES44 #5909 Non Powered
    Lionel 2433429 O BNSF SuperBass ES44 #5909 Non Powered
    Number 2433429
    Manufacturer Lionel Trains
    Scale O
    $539.99
    Out of stock
    Add to Wish List Add to Compare
  32. Lionel 2433431 O Canadian Pacific LEGACY ES44 #8951
    Lionel 2433431 O Canadian Pacific LEGACY ES44 #8951
    Number 2433431
    Manufacturer Lionel Trains
    Scale O
    $749.99
    Add to Wish List Add to Compare
  33. Lionel 2433432 O Canadian Pacific LEGACY ES44 #9370
    Lionel 2433432 O Canadian Pacific LEGACY ES44 #9370
    Number 2433432
    Manufacturer Lionel Trains
    Scale O
    $749.99
    Add to Wish List Add to Compare
  34. Lionel 2433441 O CSX LEGACY ES44 #3000
    Lionel 2433441 O CSX LEGACY ES44 #3000
    Number 2433441
    Manufacturer Lionel Trains
    Scale O
    $749.99
    Add to Wish List Add to Compare
  35. Lionel 2433451 O Norfolk Southern LEGACY ES44 #8034
    Lionel 2433451 O Norfolk Southern LEGACY ES44 #8034
    Number 2433451
    Manufacturer Lionel Trains
    Scale O
    $749.99
    Add to Wish List Add to Compare
Page
per page
Filters
Now Shopping by
  1. Engine Style
    NW 2
  2. Engine Style
    GP 9
  3. Engine Style
    ES44AC (GEVO)
Clear All
Shopping Options
Manufacturer
  1. Atlas 9 items
  2. Lionel Trains 75 items
  3. MTH Trains 25 items
  4. PostWar Vintage Trains 5 items
  5. Williams 2 items
Product Line
  1. Lionel Legacy 45 items
  2. Lionel Vintage Post War 5 items
  3. MTH Premier 3 items
  4. MTH Railking 22 items
New Arrivals
  1. New 7 items
Preorder
  1. Yes 36 items
  2. No 80 items
Trains
  1. Christmas 2 items
  2. Diesel Locomotives 113 items
  3. Halloween 4 items
  4. Train Sets Without Track & Power 1 item
  5. TrainWorld Exclusive 14 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) 5 items
  2. DCC And Sound 8 items
  3. Proto Sound 3.0 26 items
  4. LionChief (Basic, Plus, 2.0) 3 items
  5. Legacy 55 items
  6. Williams True Blast II Whistle-Horn & Bell 1 item
  7. Williams True Blast PLUS Sounds 1 item
  8. Non Powered 16 items
  9. Sound|Non Powered 1 item
Road Name
  1. Army 4 items
  2. Atlantic Coast Line - ACL 2 items
  3. ATSF - Atchison Topeka & Santa Fe 1 item
  4. Baltimore & Ohio - B&O 1 item
  5. Bangor & Aroostook - B&A 3 items
  6. BNSF - Burlington Northern Santa Fe 6 items
  7. Boston & Maine - B&M 1 item
  8. Burlington Northern - BN 1 item
  9. Canadian National - CN 2 items
  10. Canadian Pacific - CP - CP Rail 6 items
  11. Central of Georgia 1 item
  12. Central of New Jersey - CNJ 1 item
  13. Chesapeake & Ohio - C&O 1 item
  14. Chessie 1 item
  15. Chicago North Western - CNW - CMO 2 items
  16. Christmas 2 items
  17. Conrail 7 items
  18. CSX 22 items
  19. Florida East Coast - FEC 5 items
  20. Halloween 4 items
  21. Interstate 2 items
  22. Jersey Central - JC 1 item
  23. Kansas City 2 items
  24. Kansas City Southern - KCS 2 items
  25. Lehigh Valley 1 item
  26. Long Island - LIRR 4 items
  27. Military 4 items
  28. Minneapolis & St. Louis 2 items
  29. Monongahela 2 items
  30. MTA - Metropolitan Transportation Authority 1 item
  31. New York Central - NYC 6 items
  32. Nickel Plate Road - NKP 2 items
  33. Norfolk & Western - N&W 2 items
  34. Norfolk Southern - NS 13 items
  35. Northern Pacific - NP 1 item
  36. Pennsylvania - PRR - Penn 4 items
  37. Presidents 2 items
  38. Santa Fe 6 items
  39. Seaboard Coast Line 2 items
  40. Seaboard - SAL - SALX 3 items
  41. Southern 2 items
  42. Southern Pacific - SP 1 item
  43. Union Pacific - UP 5 items
  44. Western Maryland - WM 2 items
  45. Western Pacific 1 item
Catalog
  1. Lionel 2022 C2 3 items
  2. Lionel 2023 C1 8 items
  3. Lionel 2024 C1 35 items
  4. Lionel 2025 C1 26 items
Price
On Sale
  1. Yes 15 items
  2. No 101 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.