| Site | Type | Grid Ref |
|---|---|---|
| A602 | ||
| Stotfold | milestone | TL240351 |
| B1040 | ||
| Biggleswade | milestone | TL200439 |
| Biggleswade | milestone | TL188447 |
| Biggleswade | milestone | TL197454 |
| Potton | milestone | TL224492 |
| Great North Road | ||
| Edworth | milestone | TL214410 |
| Misc | ||
| Ampthill | obelisk | TL035381 |
