| 1 | USN | Smarkand Aero Servise | | | ICAO1 |
| 2 | USN | United States Navy | | USA | TRAFFIC |
| 3 | USNA | U S NATIONAL INC | | | SCAC4 |
| 4 | USNC | UNITED STATES NAVIGATION CO INC | | | PWRC |
| 5 | USNG | U.S. DEPARTMENT OF DEFENSE/U.S. NAV | | | SCAC4 |
| 6 | USNK | US INK (DIVISION OF SUN | | | SCAC4 |
| 7 | USNS | U S TRANSPORTATION SERVICES INC | | | SCAC4 |
| 8 | USNT | U S TRANSPORTATION CO | | | SCAC4 |
| 9 | USNU | UNITED STATES NAVY | | USA | BIC |
| 10 | USNU | U.S. NAVY | | | PWRC |
| 11 | USNU | US Department of Defense Navy | | | RSRV |
| 12 | USNU | U S DEPARTMENT OF DEFENSE-NAVY | | | SCAC4 |
| 13 | USNV | U.S. DEPARTMENT OF DEFENSE/U.S. NAV | | | SCAC4 |
| 14 | USNX | United States Navy | 7/1935 | | NAKINA |
| 15 | USNX | United States Navy (Tanks), Bureau of S. & A. | 7/1937-1/1950 | | NAKINA |
| 16 | USNX | Dept. of the Navy, Bureau of S. & A. | 1/1952-10/1957; eliminated 4/1960 | | NAKINA |
| 17 | USNX | Dept. of Defense, Military Traffic Management Agency | added 4/1960; 4/1961; eliminated 4/1962 | | NAKINA |
| 18 | USNX | Dept. of Defense, Defense Traffic Management Service | added 4/1962; eliminated 7/1965 | | NAKINA |
| 19 | USNX | Dept. of Defense, Military Traffic Management and Terminal Service | added 7/1965; 7/1965-4/1970; eliminated 10/1974 | | NAKINA |
| 20 | USNX | Dept. of Defense, Military Traffic Management Command | added 10/1974; 1/1975; eliminated 7/1975 | | NAKINA |
| 21 | USNX | Dept. of Defense, Military Traffic Management Command (intra-plant service) | 1/1980; 1/1994-7/2005 (not listed) | | NAKINA |
| 22 | USNX | United States Navy | Apr-38 | | NRHS |
| 23 | USNX | Dept. of the Navy, Bureau of S. & A. | 1/52-10/57 | | NRHS |
| 24 | USNX | U.S. Navy | Apr-61 | | NRHS |
| 25 | USNX | Dept. of Defense, Military Traffic Management Agency | eliminated 4/62 | | NRHS |
| 26 | USNX | Dept. of Defense, Defense Traffic Management Service | added 4/62; eliminated 7/65 | | NRHS |
| 27 | USNX | Dept. of Defense, Military Traffic Management and Terminal Service | added 7/65; 7/65-4/70 | | NRHS |
| 28 | USNX | Dept. of Defense, Military Traffic Management Command | 1/75; eliminated 7/75 | | NRHS |
| 29 | USNX | Dept. of Defense, Military Traffic Management Command (intra-plant service) | 1/80-7/2000 | | NRHS |
| 30 | USNX | U.S. DEPARTMENT OF DEFENSE - MILITARY TRAFFIC MANAGEMENT COMMAND (INTRA PLANT SERVICE) | | | PWRC |
| 31 | USNX | United States Navy | | | RSRV |
| 32 | USNX | DEPT OF ARMY MIL TRFC MGMT & TERM S | | | SCAC4 |
| 33 | USNX | United States Navy | | USA | TRAFFIC |
| 34 | USNZ | U.S. DEPARTMENT OF DEFENSE - NAVY | | | PWRC |