| Acronym | Meaning |
| MM | Megametre |
| PZ | Panama Canal Zone (ISO 3166 Digram; Obsolete 1980) -Pickup Zone |
| NIO | Nicaraguayan Cordoba Oro (ISO 4217 Currency Code) |
| TUR | Turkey (ISO 3166 Trigram) |
| LF | Low Frequency |
| MLHW | Mean Lower High Water (nautical Charts) |
| BLR | Belarus (ISO 3166 Trigram) |
| FARP | Forward Arming And Refuelling Point / Forward Area Rearm/refuel Point |
| M | Mega - One Thousand (in Roman Numerals) |
| IDR | Indonesian Rupiah (ISO 4217 Currency Code) |