Rapid Addressing

Put in the postcode - Get the address

Address Management

Rapid addressing; postcode identification and more

Mailing List Generation

Build mailing lists for bulk mailing for free

Web Use

Get a visitor's address and position from their postcode

Where's My Nearest?

Find the local branches of a business

Map Referencing

Pinpoint the map position of postcode


Postal codes and addresses for the Republic of Ireland


The UK's funniest postcodes

20 June 2018

The Daily Telegraph recently printed an article on the 10 most beautiful postcodes in the UK. (see www.telegraph.co.uk/travel/lists/britains-best-postal-routes) We’ve decided to go one better. Here is our list of the 10 funniest postcodes in the UK.

BH21 3DP  - Happy Bottom, Dorset

BS8 1HN - There & Back Again Lane, Bristol

CM17 - Matching Tye, Essex

DE56 2AT -  Spanker Lane, Derbyshire

KW17 – Twatt, Orkney

NR17 2LG - Sluts Hole Lane, Norfolk

RH8 9NH - Jackass Lane, Surrey

SG11 - Nasty, Hertfordshire

SY13 3DR  - Tarts Hill, Shropshire

YO1 8BL - Whip Ma Whop Ma Gate, York


The Postal Museum

28 July 2017

Arc en Ciel is proud to be a Corporate Sponsor of the Postal Museum.

The museum opens today, and features fascinating exhibits covering the five centuries of the British postal system.  A highlight is the ride on the miniature underground railway, the "Mail Rail" which carried post across London.





PAF exceeds 30m premises

15 June 2017

Following the coding of new construction,  the PAF (Postcode Address File) , today exceeded 30 million delivery points.  In addition, some of Arc en Ciel's products include the Multiple Residence dataset which gives details of the 185,000  properties which have been sub-divided into separate apartments and businesses.

The Royal Mail make up to 5,000 changes to PAF every day, ensuring that it remains the UK’s most accurate and up to date address database.

 Back to headlines

Latest data issues

2 July 2018

Addressing data:

We are currently shipping the Royal Mail data for Quarter 3, 2018.
The Ordnance Survey data shipped with most of our products is for February 2018. 
If you are an existing user, you can visit www.arcenciel.com/updates and input your licence key to download the latest version of the software and data.