Marker Posts on the M40
Dataset summary for M40 including area, region, and suffix letter breakdowns.
Use the map to explore the live dataset
Filter by road, region and area — then drill into the exact marker post you need.
Total marker posts (M40)
2875
Breakdowns included
Area (AREA1–AREA12)
Region (NE/NW/SW…)
Suffix letter (A/J/M/K…)
Area breakdown
Includes numeric range| Area | Count | % | Number range |
|---|---|---|---|
| AREA30 | 2475 | 86.09% | 29/2A – 152/4A |
| AREA9 | 400 | 13.91% | 152/4B – 170/9A |
Region breakdown
NE / NW / SW…| Region | Count | % |
|---|---|---|
| HE | 2046 | 71.17% |
| WM | 829 | 28.83% |
Regions help you understand coverage and where the dataset is densest.
Suffix letter breakdown
A / J / M / K…| Suffix | Count | % |
|---|---|---|
| A | 1418 | 49.32% |
| B | 1415 | 49.22% |
| J | 23 | 0.8% |
| M | 19 | 0.66% |
Suffix letters are pulled from the end of the marker post number (e.g. 0/1J → J).
Example marker posts
Sample recordsA small sample of marker posts for the M40 dataset:
HE · AREA30 · P100/0A
HE · AREA30 · P100/0B
HE · AREA30 · P100/1A
HE · AREA30 · P100/1B
HE · AREA30 · P100/2A
HE · AREA30 · P100/2B
HE · AREA30 · P100/3A
HE · AREA30 · P100/3B
HE · AREA30 · P100/4A
HE · AREA30 · P100/4B
HE · AREA30 · P100/5A
HE · AREA30 · P100/5B
HE · AREA30 · P100/6A
HE · AREA30 · P100/6B
HE · AREA30 · P100/7A
HE · AREA30 · P100/7B
HE · AREA30 · P100/8A
HE · AREA30 · P100/8B
HE · AREA30 · P100/9A
HE · AREA30 · P100/9B
HE · AREA30 · P101/0A
HE · AREA30 · P101/0B
HE · AREA30 · P101/1A
HE · AREA30 · P101/1B
HE · AREA30 · P101/2A
HE · AREA30 · P101/2B
HE · AREA30 · P101/3A
HE · AREA30 · P101/3B
HE · AREA30 · P101/4A
HE · AREA30 · P101/4B