Marker Posts on the A40

Dataset summary for A40 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 (A40)
505
Breakdowns included
Area (AREA1–AREA12) Region (NE/NW/SW…) Suffix letter (A/J/M/K…)
Area breakdown
Includes numeric range
Area Count % Number range
null 282 55.84% 0/0A – 1032/5A
AREA9 223 44.16% 24/1A – 47/8B
Region breakdown
NE / NW / SW…
Region Count %
null 282 55.84%
WM 223 44.16%
Regions help you understand coverage and where the dataset is densest.
Suffix letter breakdown
A / J / M / K…
Suffix Count %
A 316 62.57%
B 189 37.43%

Suffix letters are pulled from the end of the marker post number (e.g. 0/1JJ).

Example marker posts
Sample records

A small sample of marker posts for the A40 dataset:

WM · AREA9 · P24/1A WM · AREA9 · P24/2A WM · AREA9 · P24/3A WM · AREA9 · P24/4A WM · AREA9 · P24/5A WM · AREA9 · P24/6A WM · AREA9 · P24/7A WM · AREA9 · P24/8A WM · AREA9 · P24/9A WM · AREA9 · P25/0A WM · AREA9 · P25/1A WM · AREA9 · P25/2A WM · AREA9 · P25/3A WM · AREA9 · P25/4A WM · AREA9 · P25/5A WM · AREA9 · P25/6A WM · AREA9 · P25/7A WM · AREA9 · P25/8A WM · AREA9 · P25/9A WM · AREA9 · P26/0A WM · AREA9 · P26/1A WM · AREA9 · P26/2A WM · AREA9 · P26/3A WM · AREA9 · P26/4A WM · AREA9 · P26/5A WM · AREA9 · P26/6A WM · AREA9 · P26/7A WM · AREA9 · P26/8A WM · AREA9 · P26/9A WM · AREA9 · P30/0A