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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 75142 65.1% 2021‑04‑10
OSM (matched refs) 60652 52.5% 2021‑04‑10

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. SE9 27
2. E14 20
3. PO30 19
4. KT22 15
5. KT17 12
6. NE1 10
7. TR12 9
# Username Updates %Ref'd
1. Yorvik Prestigitator 87 72%
2. JodaStephen 40 98%
3. rskedgell 32 84%
4. mattproctor 29 97%
5. CjMalone 27 100%
6. Djminisite 23 87%
7. Andy__ 20 100%

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

# District Updates
1. SE9 63
2. E14 32
3. KT17 22
4. BN3 21
5. PO30 20
6. PO38 17
7. SN10 16
8. DT11 15
9. SE1 15
10. SW14 15
11. KT22 15
12. SE14 15
13. PO37 13
14. TR12 12
# Username Updates %Ref'd
1. Yorvik Prestigitator 357 71%
2. mattproctor 97 99%
3. CjMalone 95 99%
4. JodaStephen 95 95%
5. Wynndale 52 100%
6. Peter Newman 39 100%
7. rskedgell 36 86%
8. Andy__ 30 97%
9. JayTurnr 24 100%
10. Djminisite 23 87%
11. confusedbuffalo 21 95%
12. Foomandoonian 21 100%
13. ReacherMog 21 100%
14. manof25 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.