| Acronym | Meaning |
| HO | Honduras (FIPS 10-4 Country Code) |
| FG | Fog (METAR Code) - French Guiana (FIPS 10-4 Territory Code) |
| NTP | Network Time Protocol |
| INFORMS | (U.S.) Institute For Operations Research And The Management Sciences |
| NETCU | (UK) National Extremism Tactical Co-ordination Unit |
| BW | Botswana (ISO 3166 Digram) |
| USS | United States Ship (sometimes Meaningless; See Star Trek) |
| ZA | South Africa (ISO 3166 Digram) - Zambia (FIPS 10-4 Country Code) - Zettaampere |
| DLA | U.S. Defense Logistics Agency |
| CAV | Cavalry |