Hi
Try contacting your nearest Cocker
Breed Club Secertary they will have details of Reputable Breeders with Show Cocker Litters. If you are looking for a Working Cocker then you will need to contact the Field Trial Secretary: Mrs P Rhodes (Pixiebarn) Tel: 01273 890701 and she will hopefully be able to help you.
HTH
Dessie :D :D