| Acronym | Meaning |
| GFDL | GNU Free Documentation License |
| E | East |
| TFMPP | Trifluorophenylmethylpiperazine |
| ATG | Antigua And Barbuda (ISO 3166 Trigram) |
| COE | Cab Over Engine (see Truck) - Common Operating Environment (military) |
| DSO | Distinguished Service Order (British Military Decoration) |
| TR | Turkey (ISO 3166 Digram) |
| RQ | Puerto Rico (FIPS 10-4 Territory Code) |
| NRTA | National Thoroughbred Racing Association - National Rat Terrier Association - National Retail Tenants Association - National Retired Teachers Association - Northwest Regional Transmission Association |
| BNSF | Burlington Northern Santa Fe |