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. 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
  2. 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
  3. Lionel 2234140 O Santa Fe #3009 - LionChief Plus 2.0 GP20
    Lionel 2234140 O Santa Fe #3009 - LionChief Plus 2.0 GP20
    Number 2234140
    Manufacturer Lionel Trains
    Scale O
    $449.99
    Add to Wish List Add to Compare
  4. Lionel 2234150 O Milwaukee Rd  #962 - LionChief Plus 2.0 GP20
    Lionel 2234150 O Milwaukee Rd  #962 - LionChief Plus 2.0 GP20
    Number 2234150
    Manufacturer Lionel Trains
    Scale O
    $449.99
    Out of stock
    Add to Wish List Add to Compare
  5. Lionel 2234160 O Conrail  #2108 - LionChief Plus 2.0 GP20
    Lionel 2234160 O Conrail  #2108 - LionChief Plus 2.0 GP20
    Number 2234160
    Manufacturer Lionel Trains
    Scale O
    $449.99
    Add to Wish List Add to Compare
  6. Lionel 2234170 O Burlington Northern #2054 - LionChief Plus 2.0 GP20
    Lionel 2234170 O Burlington Northern #2054 - LionChief Plus 2.0 GP20
    Number 2234170
    Manufacturer Lionel Trains
    Scale O
    $449.99
    Out of stock
    Add to Wish List Add to Compare
  7. 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
  8. 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
  9. 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
  10. 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
  11. Lionel 2333551 O Santa Fe LEGACY GP20 #1106
    Lionel 2333551 O Santa Fe LEGACY GP20 #1106
    Number 2333551
    Manufacturer Lionel Trains
    Scale O
    Special Price $549.99 Regular Price $584.99
    Add to Wish List Add to Compare
  12. Lionel 2333552 O Santa Fe LEGACY GP20 #1171
    Lionel 2333552 O Santa Fe LEGACY GP20 #1171
    Number 2333552
    Manufacturer Lionel Trains
    Scale O
    Special Price $549.99 Regular Price $584.99
    Out of stock
    Add to Wish List Add to Compare
  13. Lionel 2333600 O Kansas City Terminal LEGACY GP20 #2005
    Lionel 2333600 O Kansas City Terminal LEGACY GP20 #2005
    Number 2333600
    Manufacturer Lionel Trains
    Scale O
    Special Price $549.99 Regular Price $584.99
    Add to Wish List Add to Compare
  14. Lionel 2333830 O New York & Atlantic LEGACY GP20 #300 (Trainworld Exclusive)
    Lionel 2333830 O New York & Atlantic LEGACY GP20 #300 (Trainworld Exclusive)
    Number 2333830
    Manufacturer Lionel Trains
    Scale O
    Special Price $649.99 Regular Price $699.99
    Add to Wish List Add to Compare
  15. 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
  16. 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
  17. 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
  18. 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
  19. 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
  20. 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
  21. 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
  22. 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
  23. MTH 30-21134-1 O NW-2 Switcher Diesel Engine With Proto-Sound 3.0 - Bangor & Aroostook Cab No. 33
    MTH 30-21134-1 O NW-2 Switcher Diesel Engine With Proto-Sound 3.0 - Bangor & Aroostook Cab No. 33
    Number 30-21134-1
    Manufacturer MTH Trains
    Scale O
    Special Price $299.99 Regular Price $349.99
    Add to Wish List Add to Compare
  24. MTH 30-21139-1 O NW-2 Switcher Diesel Engine With Proto-Sound 3.0 - Long Island (Gray - Trainworld) Cab No. 47
    MTH 30-21139-1 O NW-2 Switcher Diesel Engine With Proto-Sound 3.0 - Long Island (Gray - Trainworld) Cab No. 47
    Number 30-21139-1
    Manufacturer MTH Trains
    Scale O
    $369.99
    Add to Wish List Add to Compare
  25. MTH 30-21140-1 O NW-2 Switcher Diesel Engine With Proto-Sound 3.0 - U.S. Army (Green - Trainworld) Cab No. 43
    MTH 30-21140-1 O NW-2 Switcher Diesel Engine With Proto-Sound 3.0 - U.S. Army (Green - Trainworld) Cab No. 43
    Number 30-21140-1
    Manufacturer MTH Trains
    Scale O
    Special Price $349.99 Regular Price $369.99
    Add to Wish List Add to Compare
  26. MTH 30-21141-1 O NW-2 Switcher Diesel Engine With Proto-Sound 3.0 - U.S. Army (Desert - Trainworld) Cab No. 42
    MTH 30-21141-1 O NW-2 Switcher Diesel Engine With Proto-Sound 3.0 - U.S. Army (Desert - Trainworld) Cab No. 42
    Number 30-21141-1
    Manufacturer MTH Trains
    Scale O
    $369.99
    Add to Wish List Add to Compare
  27. MTH 30-21148-1 O NW-2 Switcher Diesel Engine With Proto-Sound 3.0 - South Brooklyn Cab No. N2
    MTH 30-21148-1 O NW-2 Switcher Diesel Engine With Proto-Sound 3.0 - South Brooklyn Cab No. N2
    Number 30-21148-1
    Manufacturer MTH Trains
    Scale O
    Special Price $319.99 Regular Price $369.99
    Add to Wish List Add to Compare
  28. MTH 30-21153-1 O NW-2 Switcher Diesel Engine With Proto-Sound 3.0 - Long Island (Gray - Trainworld) Cab No. 48
    MTH 30-21153-1 O NW-2 Switcher Diesel Engine With Proto-Sound 3.0 - Long Island (Gray - Trainworld) Cab No. 48
    Number 30-21153-1
    Manufacturer MTH Trains
    Scale O
    $369.99
    Add to Wish List Add to Compare
  29. MTH 30-21214-1 O NW-2 Switcher Diesel Engine With Proto-Sound 3.0 - New York Dock Railway (Trainworld) Cab No. 58
    MTH 30-21214-1 O NW-2 Switcher Diesel Engine With Proto-Sound 3.0 - New York Dock Railway (Trainworld) Cab No. 58
    Number 30-21214-1
    Manufacturer MTH Trains
    Scale O
    Special Price $299.99 Regular Price $369.99
    Add to Wish List Add to Compare
  30. Lionel LIO616 O Santa Fe NW-2 Diesel Switcher Locomotive #616 With Box
    Lionel LIO616 O Santa Fe NW-2 Diesel Switcher Locomotive #616 With Box
    Number LIO616
    Manufacturer PostWar Vintage Trains
    Scale O
    $275.00
    Add to Wish List Add to Compare
  31. Lionel LIO621C Jersey central NW-2 Switcher Road Number 621
    Lionel LIO621C Jersey central NW-2 Switcher Road Number 621
    Number LIO621C
    Manufacturer PostWar Vintage Trains
    Scale O
    $169.99
    Add to Wish List Add to Compare
  32. Lionel LIO623C A.T.&S.F. Santa Fe NW-2 Diesel Switcher #623
    Lionel LIO623C A.T.&S.F. Santa Fe NW-2 Diesel Switcher #623
    Number LIO623C
    Manufacturer PostWar Vintage Trains
    Scale O
    $249.95
    Add to Wish List Add to Compare
  33. Lionel LIO634 ATSF Santa Fe NW-2 Switcher Road Number 634
    Lionel LIO634 ATSF Santa Fe NW-2 Switcher Road Number 634
    Number LIO634
    Manufacturer PostWar Vintage Trains
    Scale O
    $169.99
    Add to Wish List Add to Compare
  34. Lionel #LIOGP20ShellLOT 8066 TPW GP20 Shell LOT 2328-5
    Lionel #LIOGP20ShellLOT 8066 TPW GP20 Shell LOT 2328-5
    Number LIOGP20ShellLOT
    Manufacturer PostWar Vintage Trains
    Scale O
    $99.99
    Add to Wish List Add to Compare
  35. 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
per page
Filters
Now Shopping by
  1. Engine Style
    NW 2
  2. Engine Style
    2-8-2 - Mikado - K28 - L
  3. Engine Style
    GP 16 - GP 18 - GP 20
Clear All
Shopping Options
Manufacturer
  1. Lionel Trains 20 items
  2. MTH Trains 7 items
  3. PostWar Vintage Trains 6 items
  4. Williams 2 items
Product Line
  1. Lionel Legacy 11 items
  2. Lion Chief (Basic, Plus, 2.0, ETC) 2 items
  3. Lionel Vintage Post War 6 items
  4. MTH Railking 7 items
Preorder
  1. Yes 5 items
  2. No 30 items
Trains
  1. Diesel Locomotives 26 items
  2. Steam Locomotives 9 items
  3. TrainWorld Exclusive 6 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) 4 items
  2. DCC And Sound 4 items
  3. Proto Sound 3.0 3 items
  4. LionChief (Basic, Plus, 2.0) 9 items
  5. Legacy 11 items
  6. Williams True Blast II Whistle-Horn & Bell 1 item
  7. Williams True Blast PLUS Sounds 1 item
Road Name
  1. Army 2 items
  2. ATSF - Atchison Topeka & Santa Fe 1 item
  3. Bangor & Aroostook - B&A 1 item
  4. Boston & Maine - B&M 1 item
  5. Burlington Northern - BN 1 item
  6. Central of New Jersey - CNJ 1 item
  7. Conrail 1 item
  8. Great Northern - GN 1 item
  9. Jersey Central - JC 1 item
  10. Kansas City 1 item
  11. Long Island - LIRR 2 items
  12. Louisville & Nashville - L&N 1 item
  13. Military 2 items
  14. Milwaukee Road 2 items
  15. MTA - Metropolitan Transportation Authority 1 item
  16. New York & Atlantic 1 item
  17. New York Central - NYC 2 items
  18. Pennsylvania - PRR - Penn 2 items
  19. Pittsburgh & Lake Erie 1 item
  20. Santa Fe 7 items
  21. Seaboard - SAL - SALX 1 item
  22. Soo Line 1 item
  23. Toledo, Peoria & Western 1 item
  24. Union Pacific - UP 1 item
  25. Western Pacific 1 item
Couplers, Wheels, Parts
  1. Parts for Engines 2 items
Catalog
  1. Lionel 2022 C1 4 items
  2. Lionel 2022 C2 5 items
  3. Lionel 2023 C1 5 items
  4. Lionel 2024 C2 5 items
Price
On Sale
  1. Yes 11 items
  2. No 24 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.