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Headquarters

1201 Macklind Avenue
St. Louis, MO 63110

314.647.8800

Humane Society of Missouri is a 501(c)(3) nonprofit organization
EIN: 43-0652638

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© 2026  Humane Society of Missouri
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About Us
  • About HSMO
  • By the Numbers
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News
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Visit
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Volunteer
  • In-Shelter Volunteering
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  • Volunteer at Longmeadow
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  • Foster a Pet
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Keeping Pets Safe on Halloween
October 12, 2026
Adopt
  • Adoptable Pets
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Resources
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Animal Care
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  • Extreme Weather Tips
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For Kids & Families
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  • Club HOPE
  • Schedule an Educator Visit
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  • Howl-O-Ween
  • Deck the Howls at HSMO
For Teens & Adults
  • Animal Welfare Advocates
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  • Teen Animal Advocates
For Educators
  • What Is Humane Education?
  • Ideas for Teachers & Program Leaders
  • Classes, Tours & Parties
  • Schedule an Educator Visit
  • Club HOPE
At Longmeadow
  • Riding Lessons
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  • Equine Training
  • Groundwork Classes
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  • Right Horse Initiative
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  • Create a Class or Fieldtrip
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Resources
  • Disaster Preparedness
  • Pet Care and Behavior Library
Upcoming
  • View All Events
  • Wagon Days at
    Longmeadow Rescue Ranch
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  • Howl-O-Ween
  • Bark and Boo-ze
  • Happy Tails Gala
  • Deck the Howls at HSMO
  • Shelter Pets Baking Class
  • Day of Giving
  • Spring Fling at
    Longmeadow Rescue Ranch
  • Bark in the Park
  • Purses for Pooches
  • Glow in the Park
  • Paws for Celebration
Support
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  • Host an Event
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Ways to Give
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  • Donate Now
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  • Planned Giving
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  • Vehicle Donation
  • Sponsor a Barn Buddy
    at Longmeadow
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Get Involved
  • Leadership Circle
  • Join an Affinity Group
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  • Young Friends of HSMO
More Ways to Help
  • Wish List for In-Kind Donations
  • Online Store
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  • Operation SNIP
  • Animal Cruelty Fund
  • Second Chances Transport
  • Fundraising for the Animals
  • Host an Event
Have you ever dreamed of being a superhero? Find out more!

Your Items

Your Items

  • About HSMO
  • By the Numbers
  • History and Mission
  • Employment Opportunities
  • Animal Cruelty Task Force
  • Latest News
  • Publications
  • Get News from HSMO
  • Locations & Hours
  • Adopt
  • Animal Surrender
  • Veterinary Care at AMCMA
    (opens in a new tab)
  • Online Store
  • In-Shelter Volunteering
  • Education Volunteering
  • Youth Volunteer Programs
  • Volunteer at Longmeadow
    (opens in a new tab)
  • Foster a Pet
  • Current Volunteers
  • Adoptable Pets
  • Current Adoption Specials
  • Adoption Fees
  • Adoption Requirements
  • Barn Cats
  • Lost & Found Pets
  • Animal Surrender
  • Report Animal Abuse or Neglect
  • Foster
  • Advocate for Animals
  • Veterinary Services at AMCMA
    (opens in a new tab)
  • Disaster Preparedness
  • Care & Training Resources
  • Extreme Weather Tips
  • Kids for Critters Summer Camp
  • Young Animal Lovers
  • Classes, Tours & Parties
  • Shelter Buddies Reading Program
  • Club HOPE
  • Schedule an Educator Visit
  • Service Learning Projects
  • Bake-a-Thon for Shelter Pets
  • Howl-O-Ween
  • Deck the Howls at HSMO
  • Animal Welfare Advocates
    (opens in a new tab)
  • Teen Animal Advocates
  • What Is Humane Education?
  • Ideas for Teachers & Program Leaders
  • Classes, Tours & Parties
  • Schedule an Educator Visit
  • Club HOPE
  • Riding Lessons
    (opens in a new tab)
  • Equine Training
  • Groundwork Classes
    (opens in a new tab)
  • Right Horse Initiative
    (opens in a new tab)
  • Create a Class or Fieldtrip
    (opens in a new tab)
  • Disaster Preparedness
  • Pet Care and Behavior Library
  • View All Events
  • Wagon Days at
    Longmeadow Rescue Ranch
    (opens in a new tab)
  • Howl-O-Ween
  • Bark and Boo-ze
  • Happy Tails Gala
  • Deck the Howls at HSMO
  • Shelter Pets Baking Class
  • Day of Giving
  • Spring Fling at
    Longmeadow Rescue Ranch
  • Bark in the Park
  • Purses for Pooches
  • Glow in the Park
  • Paws for Celebration
  • Corporate Sponsorships
  • Host an Event
  • Ways to Support
    HSMO & Longmeadow
  • Donate Now
  • Humane Hero Monthly Giving
  • Tributes & Memorials
  • Smart Ways to Give
  • Planned Giving
    (opens in a new tab)
  • Vehicle Donation
  • Sponsor a Barn Buddy
    at Longmeadow
    (opens in a new tab)
  • Leadership Circle
  • Join an Affinity Group
  • Women’s Leadership Council
  • Young Friends of HSMO
  • Wish List for In-Kind Donations
  • Online Store
  • Workplace Giving
  • Corporate Sponsorships
  • Operation SNIP
  • Animal Cruelty Fund
  • Second Chances Transport
  • Fundraising for the Animals
  • Host an Event
Lawrence County Rescue