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

Streetcar Tram Chicken Noodle Train KATO 14 501 2
Streetcar Tram Chicken Noodle Train KATO 14 501 2
$97.74
Time Remaining: 4d 7h 27m
Buy It Now for only: $97.74
SPECTRUM  UNITED TRACTION  STREET CAR  TROLLEY  On30 Scale Train NEW
SPECTRUM UNITED TRACTION STREET CAR TROLLEY On30 Scale Train NEW
$62.99
Time Remaining: 15d 22h 1m
Buy It Now for only: $62.99
BAC25128 On30 Spectrum Street Car United
BAC25128 On30 Spectrum Street Car United
$91.56
Time Remaining: 16d 3h 3m
Buy It Now for only: $91.56
SPECTRUM  CHRISTMAS  STREET CAR  TROLLEY  25127 On30 Scale Train NEW
SPECTRUM CHRISTMAS STREET CAR TROLLEY 25127 On30 Scale Train NEW
$89.99
Time Remaining: 20d 10h 23m
Buy It Now for only: $89.99
On30 Bachmann United Traction Closed Street Car
On30 Bachmann United Traction Closed Street Car
$69.99
Time Remaining: 22d 18h 51m
Buy It Now for only: $69.99
Kato Japan 14 503 1 Chibi Den Streetcar Tram Train N scale Railway model
Kato Japan 14 503 1 Chibi Den Streetcar Tram Train N scale Railway model
$83.43
Time Remaining: 23d 7h 1m
Buy It Now for only: $83.43

Other On30 Scale train items recently purchased through this site:

SPECTRUM UNITED TRACTION STREET CAR TROLLEY On30 Scale Train NEW
BAC25128 On30 Spectrum Street Car United
On30 Bachmann United Traction Closed Street Car
Kato Japan 14 503 1 Chibi Den Streetcar Tram Train N scale Railway model
Streetcar Tram Chicken Noodle Train KATO 14 501 2
SPECTRUM CHRISTMAS STREET CAR TROLLEY 25127 On30 Scale Train NEW