1. Veterinary Laboratories Agency (VLA) - Thirsk; Station Road Thirsk North Yorkshire YO7 1PZ
2. South Yorkshire Health Production Unit; Health Protection Agency; Sheffield S9 1BY
3. Environment and Regulatory Services; Sheffield City Council Sheffield S9 2DB
4. VLA - Penrith; Merrythought, Calthwaite Penrith Cumbria CA11 9RR
5. VLA - Weybridge; New Haw Addlestone Surrey KT15 3NB
6. VLA - Bury St Edmunds; Rougham Hill, Bury St Edmunds Suffolk IP33 2RX