| Distance from | | Distance from |
| Highway 401 | | Sarnia |
| | | |
| 0.0 | Hwy 401 Interchange - Exit #90 (To Windsor) | 91.4 |
| | | |
| 6.2 | Chatham-Kent Road 18 Junction (Formerly Hwy 40 - To Chatham) | 85.2 |
| | | |
| 7.4 | Hwy 2 East Junction (To Bothwell) | 84.0 |
| | | |
| 11.1 | Hwy 2 West Junction (Grand Avenue - Chatham) | 80.3 |
| | | |
| 22.2 | Chatham-Kent Road 29 Junction (To Dresden) | 69.2 |
| | | |
| 38.4 | Chatham-Kent Road 78 Junction (Formerly Hwy 78 - Wallaceburg) | 53.0 |
| | | |
| 42.2 | Chatham-Kent Road 33 Junction (To Walpole Island) | 49.2 |
| | | |
| 49.0 | Lambton Road 1 Junction (To Port Lambton) | 42.4 |
| | | |
| 55.8 | Lambton Road 2 Junction (To Sombra) | 35.6 |
| | | |
| 66.6 | Lambton Road 80 Junction (Formerly Hwy 80 - To Courtright) | 24.8 |
| | | |
| 74.6 | Lambton Road 4 Junction (To Petrolia) | 16.8 |
| | | |
| 80.1 | Churchill Line (Formerly Hwy 40B - To Sarnia) | 11.3 |
| | | |
| 85.2 | Lambton Road 20 Junction (Lucasville) | 6.2 |
| | | |
| 90.7 | Lambton Road 22 Junction (Formerly Hwy 7 - To Sarnia) | 0.7 |
| | | |
| 91.4 | Hwy 402 Interchange - Exit #6 (To London) | 0.0 |
