American Hanoverian Society – The vast majority of our foals are registered through the AHS and Rolling Stone Farm is proud to have hosted the Pennsylvania AHS inspection for the past several years. A good source of information on the society, rules and regulations and insight on the Hanoverian breed in America.

Hannoveraner Verband - Home to the German Hanoverian Society, the "Verband hannoverscher Warmblutzücher e.V." from where the breed originated. Lots of information and the latest news from Germany.

ISR/Oldenburg N.A. – A pair of American registries, the goal of the International Sporthorse Registry (ISR) and Oldenburg Registry N.A. is to assist as an open Sporthorse Registry in the development of breeding top performance horses through the establishment of an effective and uniform standard of evaluation.

Mid-Atlantic Hanoverian Breeders (MAHB) – Our favorite regional Hanoverian breeding club offering fun, friends, sales opportunities, and more. The Mid-Atlantic Hanoverian Breeders Club, Inc. was established in 1995 as a regional organization for members of the American Hanoverian Society (the AHS) for Hanoverian horse breeders in the Mid-Atlantic area. Their mission is to promote our chosen breed of horse and to explore and maximize marketing avenues and opportunities for our members. They facilitate communication between the AHS and Hanoverian breeders in the Mid-Atlantic, and provide educational opportunities and social functions for their members.

The Oldenburg Horse Breeding Society (GOV) - Home to the North American branch of the Verband der Züchter des Oldenburger Pferdes e.V. in Germany.

SendonWay Equestrian Center - Home of FEI rider and trainer Nancy Lewis Stanton and husband Greg along with several RSF-bred horses including Rhavel and the amazingly successful Ghlenlivet.

ewarmbloods.net - hosts an interesting chat bulletin board for breeds including Hanoverians.