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 66

Set Descending Direction
  1. MTH #20-3818-1 4-6-2 USRA Heavy Pacific Steam Engine w/Proto-Sound 3.0 - Pennsylvania (Brunswick black w/Gold Striped Drivers) Cab # 8706
    MTH #20-3818-1 4-6-2 USRA Heavy Pacific Steam Engine w/Proto-Sound 3.0 - Pennsylvania (Brunswick black w/Gold Striped Drivers) Cab # 8706
    Number 20-3818-1
    Manufacturer MTH Trains
    Scale O
    Special Price $999.99 Regular Price $1,299.99
    Add to Wish List Add to Compare
  2. MTH 20-3923-1 O 4-6-2 P47 Baldwin Pacific Steam Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - Jersey Central (Black) Cab No. 835
    MTH 20-3923-1 O 4-6-2 P47 Baldwin Pacific Steam Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - Jersey Central (Black) Cab No. 835
    Number 20-3923-1
    Manufacturer MTH Trains
    Scale O
    $1,369.99
    Add to Wish List Add to Compare
  3. MTH 20-3933-1 O 4-6-2 P47 Baldwin Pacific Steam Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - Western Maryland
    MTH 20-3933-1 O 4-6-2 P47 Baldwin Pacific Steam Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - Western Maryland
    Number 20-3933-1
    Manufacturer MTH Trains
    Scale O
    $1,369.99
    Add to Wish List Add to Compare
  4. MTH 20-3934-1 O 4-6-2 P47 Baldwin Pacific Steam Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - New Haven Cab No. 1391
    MTH 20-3934-1 O 4-6-2 P47 Baldwin Pacific Steam Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - New Haven Cab No. 1391
    Number 20-3934-1
    Manufacturer MTH Trains
    Scale O
    $1,369.99
    Add to Wish List Add to Compare
  5. MTH 20-3935-1 O 4-6-2 P47 Baldwin Pacific Steam Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - Chicago & Eastern Illinois Cab No. 1019
    MTH 20-3935-1 O 4-6-2 P47 Baldwin Pacific Steam Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - Chicago & Eastern Illinois Cab No. 1019
    Number 20-3935-1
    Manufacturer MTH Trains
    Scale O
    $1,369.99
    Add to Wish List Add to Compare
  6. MTH 20-3936-1 O 4-6-2 P47 Baldwin Pacific Steam Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - Santa Fe Cab No. 3420
    MTH 20-3936-1 O 4-6-2 P47 Baldwin Pacific Steam Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - Santa Fe Cab No. 3420
    Number 20-3936-1
    Manufacturer MTH Trains
    Scale O
    $1,369.99
    Add to Wish List Add to Compare
  7. MTH 20-3971-1 O 4-6-2 USRA Heavy Pacific Steam Engine w/Proto-Sound 3.0 - New York Central Cab # 4522
    MTH 20-3971-1 O 4-6-2 USRA Heavy Pacific Steam Engine w/Proto-Sound 3.0 - New York Central Cab # 4522
    Number 20-3971-1
    Manufacturer MTH Trains
    Scale O
    $1,449.99
    Add to Wish List Add to Compare
  8. MTH 20-3972-1 O 4-6-2 USRA Heavy Pacific Steam Engine w/Proto-Sound 3.0 - Reading & Northern Cab # 425
    MTH 20-3972-1 O 4-6-2 USRA Heavy Pacific Steam Engine w/Proto-Sound 3.0 - Reading & Northern Cab # 425
    Number 20-3972-1
    Manufacturer MTH Trains
    Scale O
    $1,449.99
    Add to Wish List Add to Compare
  9. MTH 20-3973-1 O 4-6-2 USRA Heavy Pacific Steam Engine w/Proto-Sound 3.0 - Milwaukee Road Cab # 196
    MTH 20-3973-1 O 4-6-2 USRA Heavy Pacific Steam Engine w/Proto-Sound 3.0 - Milwaukee Road Cab # 196
    Number 20-3973-1
    Manufacturer MTH Trains
    Scale O
    $1,399.99
    Add to Wish List Add to Compare
  10. MTH 20-3974-1 O 4-6-2 USRA Heavy Pacific Steam Engine w/Proto-Sound 3.0 - Santa Fe Cab # 3503
    MTH 20-3974-1 O 4-6-2 USRA Heavy Pacific Steam Engine w/Proto-Sound 3.0 - Santa Fe Cab # 3503
    Number 20-3974-1
    Manufacturer MTH Trains
    Scale O
    $1,399.99
    Add to Wish List Add to Compare
  11. MTH 20-3975-1 O 4-6-2 USRA Heavy Pacific Steam Engine w/Proto-Sound 3.0 - Baltimore & Ohio Cab # 5319
    MTH 20-3975-1 O 4-6-2 USRA Heavy Pacific Steam Engine w/Proto-Sound 3.0 - Baltimore & Ohio Cab # 5319
    Number 20-3975-1
    Manufacturer MTH Trains
    Scale O
    $1,399.99
    Add to Wish List Add to Compare
  12. MTH 20-3976-1 O 4-6-2 USRA Heavy Pacific Steam Engine w/Proto-Sound 3.0 - Erie Cab # 2919
    MTH 20-3976-1 O 4-6-2 USRA Heavy Pacific Steam Engine w/Proto-Sound 3.0 - Erie Cab # 2919
    Number 20-3976-1
    Manufacturer MTH Trains
    Scale O
    $1,399.99
    Add to Wish List Add to Compare
  13. MTH 20-3977-1 O 4-6-2 USRA Heavy Pacific Steam Engine w/Proto-Sound 3.0 - Southern Pacific Cab # 2487
    MTH 20-3977-1 O 4-6-2 USRA Heavy Pacific Steam Engine w/Proto-Sound 3.0 - Southern Pacific Cab # 2487
    Number 20-3977-1
    Manufacturer MTH Trains
    Scale O
    $1,449.99
    Add to Wish List Add to Compare
  14. MTH 20-3978-1 O 4-6-2 USRA Heavy Pacific Steam Engine w/Proto-Sound 3.0 - Rutland Cab # 83
    MTH 20-3978-1 O 4-6-2 USRA Heavy Pacific Steam Engine w/Proto-Sound 3.0 - Rutland Cab # 83
    Number 20-3978-1
    Manufacturer MTH Trains
    Scale O
    $1,399.99
    Add to Wish List Add to Compare
  15. MTH 20-3979-1 O 4-6-2 USRA Heavy Pacific Steam Engine w/Proto-Sound 3.0 - Christmas Cab # 25
    MTH 20-3979-1 O 4-6-2 USRA Heavy Pacific Steam Engine w/Proto-Sound 3.0 - Christmas Cab # 25
    Number 20-3979-1
    Manufacturer MTH Trains
    Scale O
    $1,449.99
    Add to Wish List Add to Compare
  16. MTH 20-3980-1 O 4-6-2 USRA Heavy Pacific Steam Engine w/Proto-Sound 3.0 - Lackawanna Cab # 1122
    MTH 20-3980-1 O 4-6-2 USRA Heavy Pacific Steam Engine w/Proto-Sound 3.0 - Lackawanna Cab # 1122
    Number 20-3980-1
    Manufacturer MTH Trains
    Scale O
    $1,399.99
    Add to Wish List Add to Compare
  17. MTH 20-3981-1 O 4-6-2 USRA Heavy Pacific Steam Engine w/Proto-Sound 3.0 - New York Central (Pacemaker) Cab # 4540
    MTH 20-3981-1 O 4-6-2 USRA Heavy Pacific Steam Engine w/Proto-Sound 3.0 - New York Central (Pacemaker) Cab # 4540
    Number 20-3981-1
    Manufacturer MTH Trains
    Scale O
    $1,449.99
    Add to Wish List Add to Compare
  18. 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
  19. 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
  20. Lionel #2132120 LionChief Plus 2.0 K4 - Pennsylvania #5409
    Lionel #2132120 LionChief Plus 2.0 K4 - Pennsylvania #5409
    Number 2132120
    Manufacturer Lionel Trains
    Scale O
    $594.99
    Out of stock
    Add to Wish List Add to Compare
  21. Lionel 2232100 O Baltimore & Ohio #5215 - LionChief Plus 2.0 Pacific 4-6-2
    Lionel 2232100 O Baltimore & Ohio #5215 - LionChief Plus 2.0 Pacific 4-6-2
    Number 2232100
    Manufacturer Lionel Trains
    Scale O
    Special Price $549.99 Regular Price $584.99
    Add to Wish List Add to Compare
  22. Lionel 2232120 O Lehigh Valley  #2101 - LionChief Plus 2.0 Pacific 4-6-2
    Lionel 2232120 O Lehigh Valley  #2101 - LionChief Plus 2.0 Pacific 4-6-2
    Number 2232120
    Manufacturer Lionel Trains
    Scale O
    Special Price $549.99 Regular Price $584.99
    Add to Wish List Add to Compare
  23. Lionel 2232130 O Reading & Northern #425 - LionChief Plus 2.0 Pacific 4-6-2
    Lionel 2232130 O Reading & Northern #425 - LionChief Plus 2.0 Pacific 4-6-2
    Number 2232130
    Manufacturer Lionel Trains
    Scale O
    Special Price $549.99 Regular Price $584.99
    Add to Wish List Add to Compare
  24. Lionel 2335070 O Alaska Combo Bud RDC2 LionChief Plus 2.0 (#702, #712)
    Lionel 2335070 O Alaska Combo Bud RDC2 LionChief Plus 2.0 (#702, #712)
    Number 2335070
    Manufacturer Lionel Trains
    Scale O
    Special Price $489.99 Regular Price $539.99
    Add to Wish List Add to Compare
  25. Lionel 2335080 O Baltimore & Ohio Combo Budd RDC2 LionChief Plus 2.0 (#9902, #9917)
    Lionel 2335080 O Baltimore & Ohio Combo Budd RDC2 LionChief Plus 2.0 (#9902, #9917)
    Number 2335080
    Manufacturer Lionel Trains
    Scale O
    Special Price $489.99 Regular Price $539.99
    Add to Wish List Add to Compare
  26. Lionel 2335090 O New Haven Combo Budd RDC2 LionChief Plus 2.0 (#120, #42)
    Lionel 2335090 O New Haven Combo Budd RDC2 LionChief Plus 2.0 (#120, #42)
    Number 2335090
    Manufacturer Lionel Trains
    Scale O
    Special Price $489.99 Regular Price $539.99
    Add to Wish List Add to Compare
  27. Lionel 2335100 O SOUTHERN PACIFIC LIONCHIEF PLUS 2.0 BUDD RDC UNIT COMBO (#SP-9 PWD, #SP-11 NON-PWD)
    Lionel 2335100 O SOUTHERN PACIFIC LIONCHIEF PLUS 2.0 BUDD RDC UNIT COMBO (#SP-9 PWD, #SP-11 NON-PWD)
    Number 2335100
    Manufacturer Lionel Trains
    Scale O
    Special Price $489.99 Regular Price $539.99
    Add to Wish List Add to Compare
  28. Lionel 2335110 O THE POLAR EXPRESS™ BUDD LIONCHIEF PLUS 2.0 BUDD RDC COMBO (#PE-1225, #PE-25)
    Lionel 2335110 O THE POLAR EXPRESS™ BUDD LIONCHIEF PLUS 2.0 BUDD RDC COMBO (#PE-1225, #PE-25)
    Number 2335110
    Manufacturer Lionel Trains
    Scale O
    $539.99
    Add to Wish List Add to Compare
  29. Lionel 2335120 O ALASKA BUDD LIONCHIEF PLUS 2.0 RDC 3 #711
    Lionel 2335120 O ALASKA BUDD LIONCHIEF PLUS 2.0 RDC 3 #711
    Number 2335120
    Manufacturer Lionel Trains
    Scale O
    Special Price $319.99 Regular Price $359.99
    Add to Wish List Add to Compare
  30. Lionel 2335130 O BALTIMORE & OHIO LIONCHIEF PLUS 2.0 BUDD RDC 3 #9918
    Lionel 2335130 O BALTIMORE & OHIO LIONCHIEF PLUS 2.0 BUDD RDC 3 #9918
    Number 2335130
    Manufacturer Lionel Trains
    Scale O
    Special Price $319.99 Regular Price $359.99
    Add to Wish List Add to Compare
  31. Lionel 2335140 O NEW HAVEN LIONCHIEF PLUS 2.0 BUDD RDC 3 #41
    Lionel 2335140 O NEW HAVEN LIONCHIEF PLUS 2.0 BUDD RDC 3 #41
    Number 2335140
    Manufacturer Lionel Trains
    Scale O
    Special Price $319.99 Regular Price $359.99
    Out of stock
    Add to Wish List Add to Compare
  32. Lionel 2335150 O SOUTHERN PACIFIC LIONCHIEF PLUS 2.0 BUDD RDC 3 #SP-10
    Lionel 2335150 O SOUTHERN PACIFIC LIONCHIEF PLUS 2.0 BUDD RDC 3 #SP-10
    Number 2335150
    Manufacturer Lionel Trains
    Scale O
    Special Price $319.99 Regular Price $359.99
    Add to Wish List Add to Compare
  33. Lionel 2335160 O THE POLAR EXPRESS™ LIONCHIEF PLUS 2.0 BUDD RDC #PE-24
    Lionel 2335160 O THE POLAR EXPRESS™ LIONCHIEF PLUS 2.0 BUDD RDC #PE-24
    Number 2335160
    Manufacturer Lionel Trains
    Scale O
    Special Price $319.99 Regular Price $359.99
    Add to Wish List Add to Compare
  34. Lionel 2431100 O Chesapeake & Ohio F19 Pacific w/Legacy #490 Sportsman w/C&O Tender
    Lionel 2431100 O Chesapeake & Ohio F19 Pacific w/Legacy #490 Sportsman w/C&O Tender
    Number 2431100
    Manufacturer Lionel Trains
    Scale O
    $1,169.99
    Add to Wish List Add to Compare
  35. Lionel 2431110 O Chesapeake & Ohio F19 Pacific w/Legacy #491 George Washington-Presidential
    Lionel 2431110 O Chesapeake & Ohio F19 Pacific w/Legacy #491 George Washington-Presidential
    Number 2431110
    Manufacturer Lionel Trains
    Scale O
    $1,299.99
    Add to Wish List Add to Compare
Page
per page
Filters
Now Shopping by
  1. Engine Style
    GP 15
  2. Engine Style
    C 30-7
  3. Engine Style
    4-6-2 - Pacific - K4 - F-19
  4. Engine Style
    Budd
Clear All
Shopping Options
Manufacturer
  1. Atlas 2 items
  2. Lionel Trains 29 items
  3. MTH Trains 35 items
Product Line
  1. Lionel Legacy 10 items
  2. Lion Chief (Basic, Plus, 2.0, ETC) 9 items
  3. MTH Premier 17 items
  4. MTH Railking 18 items
New Arrivals
  1. New 10 items
Preorder
  1. Yes 26 items
  2. No 40 items
Trains
  1. Christmas 4 items
  2. Diesel Locomotives 15 items
  3. Halloween 1 item
  4. Polar Express 2 items
  5. Steam Locomotives 50 items
  6. 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 2 items
  2. Proto Sound 3.0 35 items
  3. LionChief (Basic, Plus, 2.0) 19 items
  4. Legacy 10 items
Road Name
  1. Alaska Railroad - ARR 2 items
  2. ATSF - Atchison Topeka & Santa Fe 1 item
  3. Baltimore & Ohio - B&O 5 items
  4. Boston & Maine - B&M 1 item
  5. Chesapeake & Ohio - C&O 7 items
  6. Chicago & Eastern Illinois 1 item
  7. Christmas 2 items
  8. CSX 1 item
  9. Erie 1 item
  10. Great Northern - GN 3 items
  11. Halloween 1 item
  12. Jersey Central - JC 1 item
  13. Lackawanna 1 item
  14. Lehigh Valley 1 item
  15. Lionel Lines - LL 1 item
  16. Long Island - LIRR 3 items
  17. Milwaukee Road 1 item
  18. New Haven 3 items
  19. New York Central - NYC 2 items
  20. Pennsylvania - PRR - Penn 5 items
  21. Pere Marquette 1 item
  22. Polar Express 2 items
  23. Presidents 4 items
  24. Reading 2 items
  25. Reading & Northern 1 item
  26. Rutland 1 item
  27. Santa Fe 2 items
  28. Seaboard - SAL - SALX 1 item
  29. Southern Pacific - SP 3 items
  30. Texas & Pacific - T&P 1 item
  31. Union Pacific - UP 1 item
  32. Western Pacific 2 items
Catalog
  1. Atlas 2024 Vol1 2 items
  2. Lionel 2022 C1 3 items
  3. Lionel 2023 C1 10 items
  4. Lionel 2023 C2 10 items
  5. Lionel 2025 C1 5 items
Price
On Sale
  1. Yes 13 items
  2. No 53 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.