If you are interested in Adoption, Here are a few other rescue sites. (All in Pennsylvania)

T.E.A.R Rescue

Bright Furutes Farm

Bran Mannor Rescue

Double D Rescue

Equine Protection Network

HARNESS HORSE RETIREMENT AND YOUTH ASSOCIATION (HHRYA)

Last Chance Ranch

Lost And Found Rescue

Paradise Equine Rescue

Rainbow Acres Rescue

This is horse welfare. A wonderful site, with a full list of horse rescue's all over the USA and more!