This site is a directory listing of the 521 radio stations in the United Kingdom which have RadioDNS Hybrid Radio services available. The list of frequencies, identifiers, multiplexes and transmitters is retrieved from the Ofcom Technical parameters. The service information is then fetched using the ETSI TS 102 818 Service and Programme Information standard (aka RadioEPG).
This site has information about:
The following reports list some of the data that doesn't match up:
You can also download logo packs, containing all the UK radio stations logos in a Zip file.