Title |
Alternative Title |
From |
To
|
United States: State of Maryland, 1776–present
|
Baltimore Harbor Tunnel Special Police |
|
1957 |
1971
|
Baltimore Park Police |
|
? |
1961
|
Baltimore Police Department |
|
1853 |
Present
|
Cumberland Police Department |
|
? |
?
|
Hagerstown Police Department |
|
? |
Present
|
2nd Maryland Cavalry Regiment |
|
1862 |
186?
|
Maryland Defense Force |
|
? |
Present
|
Maryland-National Capital Park Police |
|
1953 |
Present
|
Maryland Port Administration Police |
|
1976 |
1998
|
Maryland Port Authority Special Police |
|
1960 |
1976
|
Maryland State Aviation Administration Police |
|
1972 |
1977
|
Maryland State Police |
|
1921 |
Present
|
Maryland State Roads Commission Bridge Guards |
|
1940 |
1971
|
Maryland Toll Facilities Police |
|
1971 |
1994
|
Maryland Transportation Authority Police |
|
1994 |
Present
|
University of Maryland Police Department |
|
? |
Present
|