| 公路防災中心 | Highway Disaster Prevention Center |
| 車輛動態資訊管理中心 | Vehicle Dynamic Information Management Center |
| 車輛行車事故鑑定覆議會 | Traffic Accident Investigation Review Committee |
| 北區養護工程分局 | Northern Region Branch Office |
| 中區養護工程分局 | Central Region Branch Office |
| 南區養護工程分局 | Southern Region Branch Office |
| 東區養護工程分局 | Eastern Region Branch Office |
| 雲嘉南區養護工程分局 | Yunlin-Chiayi-Tainan Region Branch Office |
| 北區公路新建工程分局 | Northern Region New Construction Branch Office |
| 南區公路新建工程分局 | Southern Region New Construction Branch Office |