List of reporting marks: Y

Y

 * YAN - Yancey Railroad
 * YARR - Youngstown and Austintown Railroad
 * YB - Youngstown Belt Railroad
 * YCR - Yakima Central Railway
 * YCRK - Yellow Creek Railroad
 * YDHR - York Durham Heritage Railway
 * YRC - York Railway
 * YKR - Yorkrail; York Railway
 * YRPL - Yelm Roy Prairie Line
 * YS  - Youngstown and Southern Railway
 * YSDX - Youngstown Steel Door Company
 * YSMX - Canadian Gypsum Company
 * YSRR - Youngstown and Southeastern Railroad
 * YSTX - Youngstown Sheet and Tube Company
 * YSVR - Yellowstone Valley Railroad
 * YV  - Yosemite Valley Railway
 * YVT - Yakima Valley Transportation Company
 * YW  - Yreka Western Railroad