| Business | Phone |
| Air National Guard Recruiter Old State Rd, Prince Frederick 20678 | (410) 535-5753 |
| Army National Guard Recruiter 195 Armary Rd, Prince Frederick 20678 | (410) 535-8871 |
| Prince Frederick Armory 195 Armory Rd, Prince Frederick 20678 | (410) 535-0187 |