Marker Posts on the A1
Dataset summary for A1 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 (A1)
3730
Breakdowns included
Area (AREA1–AREA12)
Region (NE/NW/SW…)
Suffix letter (A/J/M/K…)
Area breakdown
Includes numeric range| Area | Count | % | Number range |
|---|---|---|---|
| AREA7 | 1919 | 51.45% | 42/8B – 144/2A |
| AREA8 | 869 | 23.3% | 0/0A – 99/9B |
| AREA14 | 362 | 9.71% | 116/0A – 134/2A |
| AREA6 | 340 | 9.12% | 25/8A – 42/9A |
| AREA12 | 240 | 6.43% | 24/4A – 297/9B |
Region breakdown
NE / NW / SW…| Region | Count | % |
|---|---|---|
| EM | 1906 | 51.1% |
| HE | 1222 | 32.76% |
| NE | 602 | 16.14% |
Regions help you understand coverage and where the dataset is densest.
Suffix letter breakdown
A / J / M / K…| Suffix | Count | % |
|---|---|---|
| A | 1924 | 51.58% |
| B | 1806 | 48.42% |
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 A1 dataset:
EM · AREA7 · P100/0A
EM · AREA7 · P100/0B
EM · AREA7 · P100/1A
EM · AREA7 · P100/1B
EM · AREA7 · P100/2A
EM · AREA7 · P100/3A
EM · AREA7 · P100/4A
EM · AREA7 · P100/4B
EM · AREA7 · P100/5A
EM · AREA7 · P100/5B
EM · AREA7 · P100/6A
EM · AREA7 · P100/6B
EM · AREA7 · P100/7A
EM · AREA7 · P100/7B
EM · AREA7 · P100/8A
EM · AREA7 · P100/8B
EM · AREA7 · P100/9A
EM · AREA7 · P100/9B
EM · AREA7 · P101/0A
EM · AREA7 · P101/0B
EM · AREA7 · P101/1A
EM · AREA7 · P101/1B
EM · AREA7 · P101/2A
EM · AREA7 · P101/2B
EM · AREA7 · P101/3A
EM · AREA7 · P101/3B
EM · AREA7 · P101/4A
EM · AREA7 · P101/4B
EM · AREA7 · P101/5A
EM · AREA7 · P101/5B