Local directory · O'Fallon, MO

Veterinarians in O'Fallon, MO

Written & reviewed by Founder, SEO Local · 22 years in SEO · Updated October 2026 · LinkedIn

The US Census (County Business Patterns) counts 40 veterinary clinics in St. Charles County, MO. Here are the 4 mapped by name from OpenStreetMap, 3 list a phone number and 3 link a website. Each listing here is free, and any owner can claim their page on the hashtag.org network.

Veterinarians directory · O'Fallon

Data: © OpenStreetMap contributors

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Local news · Veterinarians · O'Fallon

Veterinarians in O'Fallon — FAQ

How many veterinary clinics are in O'Fallon, MO?
There are 40 veterinary clinic establishments in St. Charles County, MO according to the U.S. Census' (County Business Patterns). 4 of them are named and mapped out in this directory.
How many of these veterinary clinics list contact details?
Of the 4 veterinary clinics mapped here, 3 list a phone number and 3 link a website.
Is this O'Fallon veterinarians directory free?
Each listing is based on accurate info from US Census County Business Patterns and OpenStreetMap - any business can claim their page on hashtag.org without any fees.

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