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 82

Set Descending Direction
  1. MTH 20-21946-1 O SD70Mac Diesel Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - CSX Cab Nos. 4719
    MTH 20-21946-1 O SD70Mac Diesel Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - CSX Cab Nos. 4719
    Number 20-21946-1
    Manufacturer MTH Trains
    Scale O
    $599.99
    Add to Wish List Add to Compare
  2. MTH 20-21947-1 O SD70Mac Diesel Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - Alaska (100th Anniversary) Cab Nos. 4328
    MTH 20-21947-1 O SD70Mac Diesel Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - Alaska (100th Anniversary) Cab Nos. 4328
    Number 20-21947-1
    Manufacturer MTH Trains
    Scale O
    $599.99
    Add to Wish List Add to Compare
  3. MTH 20-21950-1 O SD70Mac Diesel Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - Burlington Northern Cab Nos. 9400
    MTH 20-21950-1 O SD70Mac Diesel Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - Burlington Northern Cab Nos. 9400
    Number 20-21950-1
    Manufacturer MTH Trains
    Scale O
    $599.99
    Add to Wish List Add to Compare
  4. MTH 20-21951-1 O SD70Mac Diesel Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - Burlington Northern Cab Nos. 9773
    MTH 20-21951-1 O SD70Mac Diesel Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - Burlington Northern Cab Nos. 9773
    Number 20-21951-1
    Manufacturer MTH Trains
    Scale O
    $599.99
    Add to Wish List Add to Compare
  5. MTH 20-21954-1 O SD70Mac Diesel Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - BNSF Cab Nos. 8868
    MTH 20-21954-1 O SD70Mac Diesel Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - BNSF Cab Nos. 8868
    Number 20-21954-1
    Manufacturer MTH Trains
    Scale O
    $599.99
    Add to Wish List Add to Compare
  6. MTH 20-21955-1 O SD70Mac Diesel Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - BNSF Cab Nos. 8861
    MTH 20-21955-1 O SD70Mac Diesel Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - BNSF Cab Nos. 8861
    Number 20-21955-1
    Manufacturer MTH Trains
    Scale O
    $599.99
    Add to Wish List Add to Compare
  7. Lionel 2234010 O Amtrak #100 - LionChief Plus 2.0 Genesis
    Lionel 2234010 O Amtrak #100 - LionChief Plus 2.0 Genesis
    Number 2234010
    Manufacturer Lionel Trains
    Scale O
    Special Price $369.99 Regular Price $494.99
    Add to Wish List Add to Compare
  8. Lionel 2234020 O Amtrak #108 - LionChief Plus 2.0 Genesis
    Lionel 2234020 O Amtrak #108 - LionChief Plus 2.0 Genesis
    Number 2234020
    Manufacturer Lionel Trains
    Scale O
    Special Price $369.99 Regular Price $494.99
    Out of stock
    Add to Wish List Add to Compare
  9. Lionel 2234060 O Amtrak LionChief Plus 2.0 Genesis #111
    Lionel 2234060 O Amtrak LionChief Plus 2.0 Genesis #111
    Number 2234060
    Manufacturer Lionel Trains
    Scale O
    Special Price $369.99 Regular Price $494.99
    Out of stock
    Add to Wish List Add to Compare
  10. Lionel 2234220 O Operation Lifesaver LionChief Plus 2.0 Amtrak Genesis #203 Limited Edition Only 203 Made
    Lionel 2234220 O Operation Lifesaver LionChief Plus 2.0 Amtrak Genesis #203 Limited Edition Only 203 Made
    Number 2234220
    Manufacturer Lionel Trains
    Scale O
    Special Price $599.99 Regular Price $699.99
    Add to Wish List Add to Compare
  11. 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
  12. 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
  13. 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
  14. 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
  15. Lionel 2333180 O C&O PRLX LEGACY SD70ACE #4834
    Lionel 2333180 O C&O PRLX LEGACY SD70ACE #4834
    Number 2333180
    Manufacturer Lionel Trains
    Scale O
    Special Price $549.99 Regular Price $649.99
    Add to Wish List Add to Compare
  16. Lionel 2333230 O UP Southern Pacific Heritage LEGACY SD70ACE #1996
    Lionel 2333230 O UP Southern Pacific Heritage LEGACY SD70ACE #1996
    Number 2333230
    Manufacturer Lionel Trains
    Scale O
    $749.99
    Add to Wish List Add to Compare
  17. Lionel 2433031 O Union Pacific #8518 SD70ACE w/Legacy
    Lionel 2433031 O Union Pacific #8518 SD70ACE w/Legacy
    Number 2433031
    Manufacturer Lionel Trains
    Scale O
    $629.99
    Add to Wish List Add to Compare
  18. Lionel 2433032 O Union Pacific #8620 SD70ACE w/Legacy
    Lionel 2433032 O Union Pacific #8620 SD70ACE w/Legacy
    Number 2433032
    Manufacturer Lionel Trains
    Scale O
    $629.99
    Add to Wish List Add to Compare
  19. Lionel 2433040 O Norfolk Southern Central of NJ #1071 SD70ACE w/Legacy
    Lionel 2433040 O Norfolk Southern Central of NJ #1071 SD70ACE w/Legacy
    Number 2433040
    Manufacturer Lionel Trains
    Scale O
    $699.99
    Add to Wish List Add to Compare
  20. Lionel 2433049 O Norfolk Southern CNJ Non-PWD #1071
    Lionel 2433049 O Norfolk Southern CNJ Non-PWD #1071
    Number 2433049
    Manufacturer Lionel Trains
    Scale O
    $349.99
    Add to Wish List Add to Compare
  21. Lionel 2433050 O Norfolk Southern DLW #1074 SD70ACE w/Legacy
    Lionel 2433050 O Norfolk Southern DLW #1074 SD70ACE w/Legacy
    Number 2433050
    Manufacturer Lionel Trains
    Scale O
    $629.99
    Add to Wish List Add to Compare
  22. Lionel 2433059 O Norfolk Southern DLW Non-PWD #1074
    Lionel 2433059 O Norfolk Southern DLW Non-PWD #1074
    Number 2433059
    Manufacturer Lionel Trains
    Scale O
    $314.99
    Add to Wish List Add to Compare
  23. Lionel 2433060 O Norfolk Southern Erie #1068 SD70ACE w/Legacy
    Lionel 2433060 O Norfolk Southern Erie #1068 SD70ACE w/Legacy
    Number 2433060
    Manufacturer Lionel Trains
    Scale O
    $629.99
    Add to Wish List Add to Compare
  24. Lionel 2433069 O Norfolk Southern Erie Non-PWD #1068
    Lionel 2433069 O Norfolk Southern Erie Non-PWD #1068
    Number 2433069
    Manufacturer Lionel Trains
    Scale O
    $314.99
    Add to Wish List Add to Compare
  25. Lionel 2433070 O Norfolk Southern IT #1072 SD70ACE w/Legacy
    Lionel 2433070 O Norfolk Southern IT #1072 SD70ACE w/Legacy
    Number 2433070
    Manufacturer Lionel Trains
    Scale O
    $629.99
    Add to Wish List Add to Compare
  26. Lionel 2433080 O Norfolk Southern NYC #1066 SD70ACE w/Legacy
    Lionel 2433080 O Norfolk Southern NYC #1066 SD70ACE w/Legacy
    Number 2433080
    Manufacturer Lionel Trains
    Scale O
    $749.99
    Add to Wish List Add to Compare
  27. Lionel 2433089 O Norfolk Southern NYC Non-PWD #1066
    Lionel 2433089 O Norfolk Southern NYC Non-PWD #1066
    Number 2433089
    Manufacturer Lionel Trains
    Scale O
    $399.99
    Add to Wish List Add to Compare
  28. Lionel 2433090 O Flying Tiger AVG Army LEGACY SD70ACe #68 - Trainworld Custom
    Lionel 2433090 O Flying Tiger AVG Army LEGACY SD70ACe #68 - Trainworld Custom
    Number 2433090
    Manufacturer Lionel Trains
    Scale O
    $699.99
    Add to Wish List Add to Compare
  29. Lionel 2433870 O Greenbrier Presidential Express LEGACY SD70ACe #1 - Trainworld Custom
    Lionel 2433870 O Greenbrier Presidential Express LEGACY SD70ACe #1 - Trainworld Custom
    Number 2433870
    Manufacturer Lionel Trains
    Scale O
    Special Price $599.99 Regular Price $649.99
    Add to Wish List Add to Compare
  30. Lionel 2434050 O Amtrak LionChief Plus 2.0 Genesis #145
    Lionel 2434050 O Amtrak LionChief Plus 2.0 Genesis #145
    Number 2434050
    Manufacturer Lionel Trains
    Scale O
    $549.99
    Add to Wish List Add to Compare
  31. Lionel 2434060 O Amtrak LionChief Plus 2.0 Genesis #156
    Lionel 2434060 O Amtrak LionChief Plus 2.0 Genesis #156
    Number 2434060
    Manufacturer Lionel Trains
    Scale O
    $494.99
    Add to Wish List Add to Compare
  32. Lionel 2434070 O Amtrak LionChief Plus 2.0 Genesis #130
    Lionel 2434070 O Amtrak LionChief Plus 2.0 Genesis #130
    Number 2434070
    Manufacturer Lionel Trains
    Scale O
    $549.99
    Add to Wish List Add to Compare
  33. Lionel 2434090 O Amtrak LionChief Plus 2.0 Genesis #164
    Lionel 2434090 O Amtrak LionChief Plus 2.0 Genesis #164
    Number 2434090
    Manufacturer Lionel Trains
    Scale O
    $494.99
    Add to Wish List Add to Compare
  34. Lionel 2434100 O Metro-North LionChief Plus 2.0 Genesis #208
    Lionel 2434100 O Metro-North LionChief Plus 2.0 Genesis #208
    Number 2434100
    Manufacturer Lionel Trains
    Scale O
    Special Price $429.99 Regular Price $494.99
    Add to Wish List Add to Compare
  35. Lionel 2434110 O Metro-North LionChief Plus 2.0 Genesis #209
    Lionel 2434110 O Metro-North LionChief Plus 2.0 Genesis #209
    Number 2434110
    Manufacturer Lionel Trains
    Scale O
    Special Price $429.99 Regular Price $494.99
    Add to Wish List Add to Compare
Page
per page
Filters
Now Shopping by
  1. Engine Style
    2-8-2 - Mikado - K28 - L
  2. Engine Style
    SD70 SD70ACe SD70MAc SD70ACU SD70M
  3. Engine Style
    P40 - P42 Genesis
Clear All
Shopping Options
Manufacturer
  1. Atlas 18 items
  2. Lionel Trains 56 items
  3. MTH Trains 8 items
Product Line
  1. Lionel Legacy 42 items
  2. Lion Chief (Basic, Plus, 2.0, ETC) 3 items
  3. MTH Premier 6 items
  4. MTH Railking 2 items
New Arrivals
  1. New 24 items
Preorder
  1. Yes 12 items
  2. No 70 items
Trains
  1. Christmas 1 item
  2. Diesel Locomotives 73 items
  3. Polar Express 1 item
  4. Steam Locomotives 9 items
  5. 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. DCC And Sound 13 items
  2. Proto Sound 3.0 13 items
  3. LionChief (Basic, Plus, 2.0) 14 items
  4. Legacy 32 items
  5. Non Powered 10 items
Road Name
  1. Air Force 1 item
  2. Alaska Railroad - ARR 1 item
  3. Amtrak 10 items
  4. Army 2 items
  5. BNSF - Burlington Northern Santa Fe 7 items
  6. Burlington Northern - BN 2 items
  7. Central of New Jersey - CNJ 3 items
  8. CSX 3 items
  9. Delaware, Lackawanna & Western 2 items
  10. Erie 2 items
  11. Ferromex - FXE 2 items
  12. Grand Truck Western - GTW 2 items
  13. Great Northern - GN 1 item
  14. Greenbrier 1 item
  15. Illinois Terminal - IT 1 item
  16. Louisville & Nashville - L&N 1 item
  17. Maine Northern 2 items
  18. Metro North 4 items
  19. Military 1 item
  20. Milwaukee Road 1 item
  21. Navy 1 item
  22. New York Central - NYC 2 items
  23. NJ Transit 2 items
  24. Operation LifeSaver 1 item
  25. Penn Central - PC 2 items
  26. Pennsylvania - PRR - Penn 3 items
  27. Phillips - PPRX 1 item
  28. Pittsburgh & Lake Erie 1 item
  29. Polar Express 1 item
  30. R.J. Corman 2 items
  31. Reading 2 items
  32. Savannah & Atlanta 2 items
  33. Soo Line 1 item
  34. Southern Pacific - SP 1 item
  35. Susquehanna - NYS&W - SuzieQ 2 items
  36. Union Pacific - UP 9 items
  37. Virginian 2 items
  38. Wabash 2 items
Catalog
  1. Atlas Spring 2023 8 items
  2. Atlas 2024 Vol1 3 items
  3. Lionel 2021 C2 1 item
  4. Lionel 2022 C1 3 items
  5. Lionel 2022 C2 4 items
  6. Lionel 2023 C1 2 items
  7. Lionel 2023 C2 13 items
  8. Lionel 2024 C1 8 items
  9. Lionel 2024 C2 23 items
Price
On Sale
  1. Yes 18 items
  2. No 64 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.