Welcome to Diod – A place for coffee in Llandeilo
Join us at Diod or Cegin Diod.
Looking for a coffee and cake with a friend, a lunchtime natter or a takeaway coffee?
Serving great coffee, cake and light lunches, our coffee shop Diod is open 6 days a week, providing a relaxed scandi Welsh vibe and atmosphere.
With food served all day, Diod is located at the centre of Llandeilo on Rhosmaen Street and a great place to catch up with friends, grab a paned in peace, or bury your head in a book.
Our second location Cegin Diod is located in the former Market Hall in Llandeilo, open Wednesday – Saturday we serve everything from a full breakfast to a light lunch to confess and cakes.
As well as serving food all day everyday, Diod also boasts a great Wine and Beer selection available to drink in or to take away.
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Our Locations
With two locations in Llandeilo, we have something for everyone. We offer coffee and cake, breakfast and lunch as well as themed evenings and kitchen take overs. Take a look at our venues and menus here.

Catering
Take away lunches, buffets, picnic boxes or afternoon tea boxes, we’ve got it all. We offer event catering for local delivery for meetings, functions or parties.

Online Shop
Making our produce available to you at home, Diod has hand selected some great products for our online shop. Whether it’s our Diod blend coffee or wine from our wine shop. Browse and buy here
Why visit Diod and Cegin Diod?
- Customer WiFi
- Dog Friendly
- Child Friendly
- Gluten Free
- Take Away Available
“I made a beeline to Diod, a smart coffee and wine shop that wouldn’t look out of place in any posh city suburb and where most customers ordered their brunch in Welsh.” Wales Online – April 2022.
News and Events
Catch up on the latest update from Diod here, including themed evenings, new menu launches and more.
Sêl Stordy Rig Out Stockroom Sale
Another opportunity to grab a bargain at Rig Out’s Stockroom Sale. Last time shoppers picked up new pieces for their wardrobe at an excellent price. Friday night is a ticketed event where you can enjoy a glass of Prosecco while being one of the first to try and buy...
All aboard the train. Arriving in Llandeilo in May!
On Saturday 17th May the atrium at Yr Hen Farchnad will be transformed into a huge traintrack for little engineers and families to enjoy. Track and Track is a South Wales business that build huge train tracks and they are arriving in Llandeilo in May. Their kit...
Welcome Back Dre Twt – 29th March
After lots of positive feedback following their visits last year, we are so pleased to host Dre Twt once again this March. The post-office, salon, fire station and of course Twtsco will all be returning, sparking creative play and fun in everyone. On Saturday 29th...
Manuka Street Food @ Cegin Diod
Cegin Manuka are back at the end of the month! Aberaeron favourites Cegin Manuka are returning to Llandeilo this month with their irresistible dishes! We can't get enough of their sticky chilli chicken and sautéed king prawns, and we know you can't either. Join us for...
Kitchen takeover @ Cegin Diod
Cegin Diod are offering local chefs and food businesses the opportunity to takeover their kitchen to showcase their unique menus. Like many other hospitality businesses, Cegin Diod has found recruiting staff/chefs difficult but is turning this issue into an...