Find UK Postcodes Inside a Radius

Map of the UK where you can specify a point and a radius to search within and return all outcode postcodes inside the radius.

UK Postcode Radius Search Map

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Input

Step 1 : Radius km (maximum = 320km) OR miles (maximum = 200 miles)

Step 2 : Click on map OR Place radius by location :

Options

Full Screen

Clear Map

Show Centre Marker? Show Postcode Labels? Only Output Outcodes? Show UK County Borders?

Output

Toggle CSV or New Line

CSV Postcodes

Save CSV File

CSV Postcodes with distance (postcode,km,miles)

Save CSV File

Instructions

Input a radius to search within in KM or miles. Click on the map or type in an address or postcode on the center of your search. After a delay, the results will appear inside the radius. If you hover over a marker, you will see it's outcode postcode.

Any radius less than 20km will return full postcodes, anything more will return outcodes only.

The list of Post Codes inside the radius will be displayed in the textbox. You can toggle between CSV or new line output by clicking the [Toggle CSV or New line] button above the textbox.

Future Ideas

Option to select postcodes or outcodes for output

Version History

31syt March 2024 : Marker "Too Many Results To Show on Map" is now removed when clicked/tapped
3rd October 2019 : Version 20 - New button to download CSV data
3rd October 2018 : Version 19 - Update to back-end UK Postcode database
11th September 2018 : Version 18 - Fixed issue with postcode search
28th August 2018 : Version 17 - Changed to Leaflet Maps
20th May 2016 : Version 16 - Fixed issue with markers not appearing
16th January 2015 : Version 15 - Now outputs postcode and distance in km and miles
21st January 2014 : Version 14 - Added option to show UK county borders
12th August 2013 : Version 13 - Full Screen option added
6th August 2013 : Version 12 - Option to only output outcodes added, for outcodes with radius less than 20km
4th June 2013 : Version 11 - Now outputs full UK postcodes for radius under 20km. Implemented marker clustering to improve browser performance
9th August 2012 : Version 10 - Option to toggle between CSV and new line output format
15th July 2012 : Version 9 - Each marker now shows the distance from the centre point in km
13th June 2012 : Version 8 - Implemented Google Maps API V3. Added optional centre point marker. Added Reset Map button
27th April 2012 : Version 7 - Increased maximum radius to 320km / 200miles
30th March 2011 : Version 6 - Increased maximum radius to 160km / 100miles
11th February 2010 : Version 5 - Increased maximum radius to 100km / 64miles
28th January 2010 : Version 4 - Updates. Miles option added for input. Centre point can now be input by address or postcode
18th September 2009 : Version 3 - Updates
- Maximum radius increased to 50km
- Remove extra comma on CSV output
- Clear CSV textbox on page refresh
- Crosshairs added to map as curser
- Map no longer pans when no postcodes are found
25th June 2009 : Version 2 - Major Improvements
- Is it inside radius? function now runs server-side and is much faster
- Output textbox added to output all found postcodes in comma separated format
21st February 2009 : Version 1 - Initial Version

Comments For This Page

Mark, have a look at this : Find UK Postcodes Inside a User Defined Area
By Free Map Tools on 7th April 2025

Is there a way to do this "not as the crow flies" I need this but to a specific outline.
By Mark on 7th April 2025

Why are the distances between postcodes different to the same on Google Maps?
By Katie on 26th November 2024

Need this as an API
On 8th August 2024

Pream, have a look at : UK Postcodes Inside Radius API.
By Free Map Tools on 27th July 2024

IS THERE ANY API TO FIND OUT UK POSTCODE INSIDER RADIUS
By PREAM on 5th July 2024

hiya - when you return outcodes, is it outcodes 'entirely within' the area, or partially within?
By chris on 8th May 2024

HOW TO HIDE THE LABEL: "TOO MANY RESULTS TO SHOW ON MAP"
By WAYNE on 28th March 2024

Hi, can i access this via API?
By Zuhair on 9th July 2023

We are doing some work for UK Blood Bikes do you have an API,
By Mark on 20th March 2023

Steve, have a look at : Radius Around a Point on a Map.
By Free Map Tools on 26th January 2023

Be good to just show a radius round a point without showing any markers.. and I suppose that would be simple to do.
By Steve Parky on 25th January 2023

Gg, please get in contact to discuss.
By Free Map Tools on 25th February 2022

Does this have an API available for me to use in my program?
By Gg on 24th February 2022

does not appear to work
On 5th January 2022

Lee, no it's not possible to search for boroughs.
By Free Map Tools on 1st November 2021

Can you search for boroughs within a radius
By Lee on 31st October 2021

Sorry, that's not possible.
By Free Map Tools on 20th July 2021

HI , Is it possible to search more than one postcode at a time ?
On 19th July 2021