DAB Digital radio reaches more than 85% of the UK. There are 2 ways to check coverage in your area 
Checking for coverage couldn't be simpler...
1. The www.ukdigitalradio.com website has a more detailed coverage map along with a handy postcode search. Just visit the site, click the map icon and then enter your full postcode. The search results show every station broadcasting in your area, so you'll know whether you're likely to receive national, local, BBC and commercial stations on your DAB digital radio.
2. Send a text
Alternatively you can check coverage by sending a text message from your mobile phone.
a. Just text the letters DAB followed by a space, then your full postcode.
b. Send it to 83252 and you'll get a text back, telling you how many digital radio stations you're likely to pick up
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It's that easy!!
Texts costs 25p plus your standard operator charge.