| Info | Road |
| 2 distinct sections | |
| First part of grid system to be constructed | |
| A422 designation | |
| Passes by Linford Wood, the largest wood in MK | |
| A509 designation | |
| Passes by Europe's first indoor real snow ski centre | |
| longest entirely single carriageway grid road | |
| A421 designation throughout | |
| Passes south of the Open University | |
| A4146 designation | |
| Recently extended to double its length | |
| | Info | Road |
| Continues into Bletchley becoming a Lane | |
| Passes through the middle of the Shenleys | |
| Roman Road | |
| Ends prematurely due to Lodge lake | |
| Passes by the central railway station | |
| Passes Christ the Cornerstone church | |
| B4034 designation | |
| Passes by Campbell Park cricket ground | |
| Part of this was subject to a downgrade proposal | |
| A4146 designation | |
|