The Paris-based tile studio Almaviva makes handmade azulejos. They are also commissioned Delft tiles, Italian Renaissance majolica tiles, Art Nouveau ceramic panels, and also Morrocan zellige. They use traditional ceramic techniques and their tiles look old. Their azulejos have the same aspect as original ancient azulejos and they are often used for restoration projects. This studio has a showroom in the centre of Paris.
In Lisbon, an antique dealer specializes in ancient azulejos: Solar. In Portugal, two well known studios still produce azulejos. www.santanna.com.pt is located in the suburbs of Lisbon, and www.viuvalamego.com is in the industrial district of Sintra.
You will also sometimes find ancient azulejos on: eBay.