We've searched the internet and found the largest collection of On30 Scale trains for sale is on eBay. Below are the listings for 'o gauge scale'.

O On3 On30 1 48 SCALE WISEMAN MODEL SERVICES JI CASE STEAM TRACTION ENGINE KIT
O On3 On30 1 48 SCALE WISEMAN MODEL SERVICES JI CASE STEAM TRACTION ENGINE KIT
$149.95
Time Remaining: 12h 49m
Buy It Now for only: $149.95
BEMO 4294 607 617 HOm SCALE CODE 70 RIGHT  LEFT POINT TRACK 95 degree 270mm ng
BEMO 4294 607 617 HOm SCALE CODE 70 RIGHT LEFT POINT TRACK 95 degree 270mm ng
$71.66
Time Remaining: 17h 29m
Buy It Now for only: $71.66
On30 or O scale Logging Truck custom weathered handcrafted lot 12
On30 or O scale Logging Truck custom weathered handcrafted lot 12
$95.00
Time Remaining: 18h 39m
On30 or O scale Logging Truck custom weathered after historic pictures lot 6
On30 or O scale Logging Truck custom weathered after historic pictures lot 6
$115.00
Time Remaining: 18h 41m
ULRICH COLLECTION O SCALE 1 48 On3 MODEL T FORD BUS ALL METAL
ULRICH COLLECTION O SCALE 1 48 On3 MODEL T FORD BUS ALL METAL
$39.99
Time Remaining: 18h 41m
Buy It Now for only: $39.99
O SCALE On3 On30 BANTA MODEL WORKS 6131 BO Hotel
O SCALE On3 On30 BANTA MODEL WORKS 6131 BO Hotel
$94.00
Time Remaining: 1d 14h 43m
Buy It Now for only: $94.00
Old Ford Logging Truck custom weathered lot 4  O SCALE  ON30
Old Ford Logging Truck custom weathered lot 4 O SCALE ON30
$118.00
Time Remaining: 1d 16h 24m
Buy It Now for only: $118.00
Historic Logging Truck custom weathered O or On30 scale lot 6
Historic Logging Truck custom weathered O or On30 scale lot 6
$89.00
Time Remaining: 1d 16h 24m
Buy It Now for only: $89.00
O SCALE On3 On30 BANTA MODEL WORKS bmw 149 O The Stock Pens
O SCALE On3 On30 BANTA MODEL WORKS bmw 149 O The Stock Pens
$138.00
Time Remaining: 1d 17h 43m
Buy It Now for only: $138.00
O scale On30 scale Logging Truck custom weathered after historic pictures
O scale On30 scale Logging Truck custom weathered after historic pictures
$115.00
Time Remaining: 1d 20h 20m
Logging Truck after historic pictures custom weathered lot 5 On30 O scale
Logging Truck after historic pictures custom weathered lot 5 On30 O scale
$115.00
Time Remaining: 1d 20h 20m
O scale or On30 Logging Steam Donkey custom weathered after historic picture
O scale or On30 Logging Steam Donkey custom weathered after historic picture
$145.00
Time Remaining: 1d 20h 20m
On30 scale Bachmann Spectrum Pocahontas Lumber rail truck w DCC
On30 scale Bachmann Spectrum Pocahontas Lumber rail truck w DCC
$100.00
Time Remaining: 1d 21h 37m
Buy It Now for only: $100.00
O SCALE On3 On30 WISEMAN MODEL SERVICES LOGGING OR MINING CAMP 4 CABIN SET KIT
O SCALE On3 On30 WISEMAN MODEL SERVICES LOGGING OR MINING CAMP 4 CABIN SET KIT
$89.95
Time Remaining: 2d 14h 42m
Buy It Now for only: $89.95
O SCALE On3 On30 BANTA MODEL WORKS 6000 Joes Machine Shop
O SCALE On3 On30 BANTA MODEL WORKS 6000 Joes Machine Shop
$54.00
Time Remaining: 2d 19h 7m
Buy It Now for only: $54.00
O SCALE On3 On30 BANTA MODEL WORKS 724 Farmers Table Saw
O SCALE On3 On30 BANTA MODEL WORKS 724 Farmers Table Saw
$26.00
Time Remaining: 2d 19h 7m
Buy It Now for only: $26.00
Logging Camp Portable Bunk House Kits Thomas Yorke Scale Model Masterpieces HOn3
Logging Camp Portable Bunk House Kits Thomas Yorke Scale Model Masterpieces HOn3
$42.25
Time Remaining: 2d 19h 30m
Buy It Now for only: $42.25
Morgan Hill Models MHM On30 O Scale Stone Water Tank w Shed Kit
Morgan Hill Models MHM On30 O Scale Stone Water Tank w Shed Kit
$84.95
Time Remaining: 2d 21h 53m
Evergreen Hill Designs EH5013 O Scale Branchline Water Tank Multi Media Kit
Evergreen Hill Designs EH5013 O Scale Branchline Water Tank Multi Media Kit
$29.95 (1 Bid)
Time Remaining: 2d 21h 53m
KMP Models O On30 Scale Craftsman Logging Kit Spar Tree Model Trains New
KMP Models O On30 Scale Craftsman Logging Kit Spar Tree Model Trains New
$56.95
Time Remaining: 3d 9h 58m
Buy It Now for only: $56.95
KMP Models O On30 Scale Craftsman Logging Kit Steam Sawmill with Planer New
KMP Models O On30 Scale Craftsman Logging Kit Steam Sawmill with Planer New
$179.00
Time Remaining: 3d 9h 58m
Buy It Now for only: $179.00

Other On30 Scale train items recently purchased through this site:

Western Scale Models M16 Blacksmith Shop SEALED Kit O On3 0n30 1 4 Scale
O SCALE On3 On30 BANTA MODEL WORKS 6065 Crossing Shanty
Bachmann On30 Scale Train Passenger Coach Observation Burgundy Black 26201
O SCALE On3 On30 WISEMAN MODEL SERVICES WESTMINSTER KEROSENE LOCOMOTIVE KIT
Western Scale Models M 51 The Rowe Inclined Shaft Headframe Hoist House Kit
G scale BANTA MODEL WORKS 8065 Crossing Shanty
Arnold N Scale 7097 Lighting Generator New in Original Box
PECO Streamline On30 Scale FLEX TRACK 4PCS 36 Length Ea SL 500 NEW Mint
Western Scale Models L 3 Ames Twin Cylinder Steam Engine SEALED Kit O On3 0n30
O SCALE WISEMAN MODEL SERVICES GRAND CENTRAL GOLD MINE INTERIOR KIT On3 On30
O SCALE On3 On30 BANTA MODEL WORKS 724 Farmers Table Saw
KMP Models O On30 Scale Craftsman Logging Kit Steam Sawmill with Planer New
ULRICH COLLECTION O SCALE 1 48 On3 MODEL T FORD BUS ALL METAL
Model Railroad Software Tools All Scales New Version 184
Evergreen Hill Designs EH5013 O Scale Branchline Water Tank Multi Media Kit
F G scale BANTA MODEL WORKS 8111 Roubies Saloon
Bachmann On30 Scale Train Stearns Heisler DCC Equipped Midwest Quarry 28806
O SCALE On3 On30 BANTA MODEL WORKS 6153 Oakboro Hay Grain
O SCALE 1 48 WISEMAN 1914 MODEL T FORD FIRE TRUCK KIT NM 906 NATIONAL MOTOR CO
1 48 O SCALE On3 On30 WISEMAN MODEL SERVICES FORDSON STYLE FARM TRACTOR KIT
Bachmann On30 Scale Train Whitcomb 50 Ton Yellow Black Stripes 29203
O SCALE On3 On30 WISEMAN MODEL SERVICES LOGGING OR MINING CAMP 4 CABIN SET KIT
Morgan Hill Models MHM On30 O Scale Stone Water Tank w Shed Kit
O On3 On30 1 48 SCALE WISEMAN MODEL SERVICES JI CASE STEAM TRACTION ENGINE KIT
On30 Scale Ultimate Railroad Prototype Picture CD Collection Set 25000+ images