| Abbreviation | Definition |
|---|---|
| TAF | Terminal Area Forecast |
| TAG | Tactical Air Group |
| TAG | Transportation Acronym Guide |
| TAG | Transportation Alternatives Group |
| TAGS | Transportation Association of Greater Springfield |
| TAIA | Thai Automotive Industry Association |
| TAM | Transportation Association of Maryland |
| TAM | Transportation Authority of Marin |
| TAMC | Transportation Agency for Monterey County |
| TAMIS | Total Airport Management Information System |
| TAMP | Transportation Asset Management Plans |
| TAMS | Total Airport Management System |
| TAMS | Travel Activities and Motivation Survey |
| TANB | Trailerable Aids To Navigation Boat |
| TAOA | Tanzania Air Operators Association |
| TAP | Take Another Plane |
| TAP | The Airline of Portugal |
| TAP | Total Audi Performance |
| TAP | Transaxle Adaptive Pressure |
| TAP | Transportadora Aérea Portuguesa |