Abbreviations
| A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z |
| CA | Heavy Cruiser (U.S. Navy) |
|---|---|
| CE | Corps of Engineers (U.S. Army) |
| CIC | Combat Intelligence Center |
| CinC | Commander-in-Chief |
| CinCPAC | Commander in Chief, U.S. Pacific Fleet |
| CinCUS | Commander in Chief, U.S. Fleet |
| CL | Light Cruiser (U.S. Navy) |
| CM | Minelayer (U.S. Navy) |
| CMB | Coastal Motor Boat |
| CNO | Chief of Naval Operations |
| CTF | Commander, Task Force |
| CTG | Commander, Task Group |
| CTU | Commander, Task Unit |
| CV | Aircraft Carrier (U.S. Navy) |
| CVL | Light Aircraft Carrier (U.S. Navy) |