| Office/Agency | Phone |
|---|---|
| Department of Transportation Office of the Secretary | 202-366-4570 |
| Federal Aviation Administration | 202-267-3883 |
| Federal Highway Administration | 202-366-0660 |
| Federal Motor Carrier Safety Administration | 202-366-8810 |
| Federal Railroad Administration | 202-493-6024 |
| Federal Transit Administration | 202-366-4043 |
| National Highway Traffic Safety Administration | 202-366-9550 |
| Maritime Administration | 202-366-5807 |
| Pipeline and Hazardous Materials Administration | 202-366-4831 |
| Research and Innovative Technology Admninistration | 202-366-1355 |
| Bureau of Transportation Statistics | 202-366-5568 |
| St. Lawrence Seaway Development Corp. | 202-366-0091 |
| Office of the Inspector General | 202-366-8751 |
Last updated: 1/23/2008