| 2832 | b10 | A | TR Command | Trident Repair Command(ATG) | Military |
| 2864 | b30 | A | TR COMCO | Trident Repair COMCO | Military |
| 2896 | b50 | A | TR 2896 | Trident Repair | Military |
| 2928 | b70 | A | TR Supply | Trident Repair Supply | Military |
| 2960 | b90 | A | TR Safety | Trident Repair Safety | Military |
| 2992 | bb0 | A | TR Security | Trident Repair Security (also waterfront cranes?) | Military |
| 3024 | bd0 | A | TR Xport? | Trident Repair Xport (?) | Military |
| 3184 | c70 | A | Repair ATG | Repair ATG | Military |
| 3216 | c90 | A | DD Cranes | DD Cranes | Military |
| 3280 | cd0 | A | Divers | Divers | Military |
| 3312 | cf0 | A | Docking | Docking | Military |
| 3344 | d10 | A | DockingCoord | Docking Coordinator | Military |
| 3376 | d30 | A | Riggers | Riggers (most use simplex VHF) | Military |
| 3568 | df0 | A | Weapons ATG | Weapons ATG | Military |
| 3600 | e10 | A | Torpedo Shop | Torpedo Shop | Military |
| 3632 | e30 | A | Sonar Shop | Sonar Shop | Military |
| 3664 | e50 | A | Def Weapons | Defensive Weapons | Military |
| 3696 | e70 | A | Interior Com | Interior Comms/Tac Systems | Military |
| 3728 | e90 | A | Mag Silence | Magnetic Silencing Facility | Military |
