St. Charles County, MO

• Animal control (2)
  • St. Charles County Animal Control - Division of Humane Services (Department of Public Health)

    Phone: 636-949-7387

    Address: 4850 Mid Rivers Mall Drive, St. Peters, MO 63376

    Website: https://www.sccmo.org/416/Animal-Control

    Fax: 636-949-7371

    After hours: St. Charles County Police Department 636-949-3000 (or local law enforcement)

    Service area: unincorporated St. Charles County and contracting municipalities

    Official county page read from Internet Archive snapshot 2026-08-13 (county site unreachable from this host).

    Source: St. Charles County - Animal Control · Archived copy (Aug 13, 2026) · Checked Nov 5, 2026
  • St. Charles County Animal Control (The Pet Adoption Center)

    Phone: 636-949-7387

    Address: 4850 Mid Rivers Mall Dr, St. Peters, MO 63376

    Website: https://www.sccmo.org/824/Pet-Adoption-Center

    County site sccmo.org was unreachable (connection refused) on 2026-11-05; facts taken from City of O'Fallon page.

    Source: City of O'Fallon - Animal Control · Checked Nov 5, 2026
• Emergency vet care (2)

  Hours are only as each source states them. Call before you go.

  • VEG ER for Pets - St. Peters

    Phone: (636) 206-4789

    Address: 250 Mid Rivers Mall Circle, St. Peters, MO 63376

    Website: https://www.veg.com/locations/missouri/st-peters

    City: St. Peters

    Open 24/7, walk-in.

    Source: VEG ER for Pets - St. Peters · Checked Nov 5, 2026
  • VSS West (Veterinary Specialty Services)

    Phone: (636) 244-8999

    Address: 7770 Winghaven Blvd, O'Fallon, MO 63368

    Website: https://www.vssstl.com/services/speciality/emergency-services

    City: O'Fallon

    Site states VSS and VSS West 'are always open to help your pet in an emergency'; emergency line (636) 244-8999.

    Source: Veterinary Specialty Services - Emergency Services · Checked Nov 5, 2026
• Animal shelters and rescues
  St. Charles County Pet Adoption Center

  Phone: 636-949-7387

  Address: 4850 Mid Rivers Mall Dr, St. Peters, MO 63376

  Website: https://www.sccmo.org/824/Pet-Adoption-Center

  Type: county animal shelter (St. Charles County Animal Control)

  Source: City of O'Fallon - Animal Control · Checked Nov 5, 2026
• Pet licence required (2)
  • Website: https://www.wentzvillemo.gov/residents/animal-control/

    Fees: Rabies voucher altered: $27; Rabies voucher unaltered: $30; County rabies tag altered: $5; County rabies tag unaltered: $10

    Rule: St. Charles County animal tag (rabies registration) required; proof of rabies vaccination by a veterinarian.

    Species: dog, cat, ferret

    Required: Yes

    Fee source note: Pet Adoption Center fees as listed on the City of Wentzville Animal Control page

    Source: City of Wentzville - Animal Control · Checked Nov 5, 2026
  • Website: https://ofallon.mo.us/animal-control

    Rule: St. Charles County law requires that all dogs, cats and ferrets be registered; veterinarians can register pets and issue county rabies tags and licenses (fees apply).

    Species: dog, cat, ferret

    Required: Yes

    Source: City of O'Fallon - Animal Control · Checked Nov 5, 2026
• Rabies vaccination requirement
  Rule: Every ferret, puppy or kitten must be vaccinated against rabies by a veterinarian and registered when or before it reaches four months of age, but not before three months; every ferret, cat and dog must be vaccinated as indicated by the Compendium of Animal Rabies Control, with no exemption for advanced age. Veterinarians must complete county registration within 30 days of vaccination; the Division prepares numbered tags and certificates (County Code Section 205.110). Enforcement is the responsibility of the Department of Public Health (Section 205.260).

  Scope: county

  Ordinance url: https://ecode360.com/27752204

  Source: St. Charles County Code, Chapter 205 Animal Regulations, Section 205.110 (eCode360) · Checked Nov 5, 2026
• Spay and neuter help
  Operation SNIP (Humane Society of Missouri & Animal Medical Center of Mid-America)

  Phone: 314.951.1534

  Website: https://hsmo.org/operation-snip/

  Description: Low-cost spay and neuter surgeries for pets of Missouri residents (clinics in St. Louis City and Maryland Heights)

  Source: Humane Society of Missouri - Operation SNIP · Checked Nov 5, 2026

About this place

• Population
  423,726 (2024)

  Source: U.S. Census Bureau, Vintage 2024 Population Estimates (counties and states) · Checked Nov 5, 2026
• Land area (sq mi)
  560.313 (2025)

  Source: U.S. Census Bureau, 2025 Gazetteer Files (counties) · Checked Nov 5, 2026
• Official website
  http://www.sccmo.org/Home/

  Source: U.S. Census Bureau, 2022 Census of Governments: Government Units Listing · Checked Nov 5, 2026