MDplates.com
MDplates is a joint venture between Jordan Irazabal of Delaware, and Scott Zillmer of Maryland. The goal is to find and photograph every special organization plate that Maryland offers.
Letter: Y
| Type | High | Full Name |
| YC | 0157 | Eastport Yacht Club |
| YC | Solomons Island Yacht Club | |
| YCP | 0018 | York College of Pennsylvania |
| YG | Yedz Grotto | |
| YR | Yankee Rebel Alumni Association | |
| YS | Seafarers Yacht Club |
