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Post Hoc — Analysing UK OSM Postbox Data

OpenStreetMap records the location of postboxes using the amenity=post_box tag. The Post Hoc tool provides statistics, reports and maps to compare the data in OpenStreetMap with data from Royal Mail. The Royal Mail Post Box data comes an FOI request. For further information, please see the Technical Details page.

Summary Statistics

Source Boxes Percent Updated
Royal Mail list 115485   2013‑11‑11
OSM 73469 63.6% 2020‑09‑26
OSM (matched refs) 58845 51.0% 2020‑09‑26

View history graphs.

Progress Maps and Comparison Reports

OSM Post Box Progress
View the progress of mapping all post boxes by postal area and then district. At district level a map shows a comparison between official location data from Royal Mail and current OSM data. Discrepencies are highlighted for ground surveys. Note that the official locations are © Royal Mail, and we do not have permission to use them in OSM.
OSM Reference Issues
Results of various checks on the values in 'ref' fields of post box nodes on OpenStreetMap.
OSM Collection Times Issues
Postboxes with possible errors in the collection_times key.
OSM Royal Cypher Issues
Postboxes with possible errors in the royal_cypher key.
OSM Box Type Report
Report on usage of tags to describe box types.
OSM Operator Report
Report on usage of tags to describe the operator of the box.
OSM Tag Keys Report
List of all keys used on post box nodes, ordered by number of occurrences.
OSM Tag Lists
Various reports listing postboxes with specific tags defined:

Post Box League Tables

Top postal districts and users by updates to post box nodes in last 7 days.

# District Updates
1. CH1 18
2. TN12 18
3. KT4 14
4. KW17 14
5. KW1 13
6. KW15 12
7. IV2 10
# Username Updates %Ref'd
1. Hobgoblin 49 94%
2. robbieonsea 32 100%
3. deptho 32 94%
4. JodaStephen 20 100%
5. Belahzur 18 56%
6. Phil Nash 18 100%
7. HereBeBeasties 16 56%

Top postal districts and users by updates to post box nodes in last 28 days.

# District Updates
1. NG8 51
2. NG5 43
3. TN12 42
4. NG3 41
5. NG7 40
6. GU27 31
7. NG1 30
8. CH46 30
9. CH60 30
10. NG6 27
11. BN3 26
12. CH61 25
13. BH12 25
14. NG11 19
# Username Updates %Ref'd
1. SK53 274 99%
2. Phil Nash 112 100%
3. robbieonsea 112 100%
4. JodaStephen 108 99%
5. deptho 73 96%
6. Palgrave Peter 71 72%
7. Hobgoblin 55 95%
8. manof25 49 100%
9. fitzsimons 40 92%
10. Foomandoonian 39 95%
11. Yorvik Prestigitator 34 100%
12. Djminisite 33 64%
13. DanGlover 26 88%
14. 20180911 21 100%

Copyright Warning: There is no permission from Royal Mail to use the box locations and reference numbers in their data in OpenStreetMap. So the data may not be used directly. However, you may find the comparisons helpful in suggesting places you would like to survey in the hope of finding missing post boxes to add.

Data derived from OpenStreetMap data, © OpenStreetMap Contributors, licensed under Open Data Commons Open Database License (ODbL). XAPI courtesy of Overpass API.