- British Bullmastiff League
- Shows their mission statement, and displays information on the club and breed. With shows and champions.
- Bullmastiff Association of Scotland
- Shows information about the club and breed plus Scottish bred champions, shows, events and topics such as health and rescue.
- Southern Bullmastiff Society
- Founded to encourage and promote the breeding and training of the Bullmastiff and to urge the adoption of the breed standard. Displays pages on winners, events, membership, welfare and the points trophy.
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