Tri-County Humane Society Tri-County Humane SocietyMeet Bear -- a rottweiler hound goofball, ready to be adopted. Staff at the Tri-County Humane Society shelter in St. Tri-County Humane Society Tri-County Humane SocietyIf you're worried someone else will take him home before you get a chance to adopt, you can always put a hold on him. Here's how to contact the Tri-County Humane Society. The Tri-County Humane Society is open:Monday-Friday, Noon to 6 p.m.Saturday and Sunday, Noon to 5 p.m.