| ATIS |
Advanced Traveler Information Systems |
| CAD |
Computer Assisted Dispatch |
| Caltrans |
California Department of Transportation |
| CMS |
Changeable Message Sign |
| DEM |
Department of Emergency Management |
| DHS |
Department of Homeland Security |
| DMS |
Dynamic Message Sign |
| DOT |
Department of Transportation |
| DPS |
Department of Public Safety |
| EAS |
Emergency Alert System |
| EMA |
Emergency Management Agency |
| EOC |
Emergency Operations Center |
| FAA |
Federal Aviation Administration |
| FBI |
Federal Bureau of Investigations |
| FCC |
Federal Communications Commission |
| FEMA |
Federal Emergency Management Agency |
| FHWA |
Federal Highway Administration |
| GDOT |
Georgia Department of Transportation |
| HAR |
Highway Advisory Radio |
| ICS |
Incident Command System |
| ITS |
Intelligent Transportation System |
| JIC |
Joint Information Center |
| MCDOT |
Maricopa County Department of Transportation |
| MPO |
Metropolitan Planning Organization |
| NHP |
Nevada Highway Patrol |
| NIMS |
National Incident Management System |
| PDA |
Personal Digital Assistant |
| PIO |
Public Information Officers |
| SOP |
Standard Operating Procedures |
| TMC |
Traffic Management Center |
| TMT |
Traffic Management Team |
| TOC |
Traffic Operations Center |
| UCS |
Unified Command Structure |
| UDOT |
Utah Department of Transportation |
| VMS |
Variable Message Sign |
