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: K
| Type | High | Full Name |
| KA | 0765 | Kappa Alpha Psi Fraternity, Inc. |
| KC | 3600 | Knights of Columbus |
| KEY | The Society of the War of 1812 in the State of Maryland | |
| KI | 0045 | Kent Island Volunteer Fire Department |
| KID | 0047 | Maryland Casa Association (Child Adovcate) |
| KIW | 0034 | Kiwanis Clubs of Maryland |
| KM | King's College Alumni Association | |
| KP | 0139 | Kings Point Club Washington Chapter |
| KRS | Kent-Queen Anne's Rescue Squad | |
| KRZ | Knight Ryderz M/C Baltimore, Maryland | |
| KSJ | 0052 | Knights of St. John |
| KSU | 0054 | Kansas State University Capital Area Alumni Club, Inc. |
| KT | 0055 | Grand Commandery of Maryland's Knights Templar |
| KU | 0064 | Kansas University Alumni Association |
| KV | Maryland Chapter Korean War Veterans Association | |
| KVV | Korean American Vietnam Veterans Association, Inc. | |
| KWV | 0054 | Korean War Veterans Association Chapter 142 of Frederick, MD, Inc. |
| KX | Baltimore Kickers, Inc. | |
| KY | 0004 | Honorable Order of Kentucky Colonels |
