Contintenal Dorset Club since 1898
- Registry for both Polled and Horned Dorsets. Club celebrated its 100th year of existence by having a record-breaking national sale.
- http://www.dorsets.com/

Poll Dorset Sheep Breeders Association- Australia
- Information concerning Poll Dorset Sheep including semen, standards, lambplan, and meat.
- http://www.polldorset.org.au/