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Walgreens Pharmacy, 2920 Highway K

2920 Highway K (Highway K & Highway N), O Fallon, MO 63368

Open 24 hours

Call (636) 240-5077 Drive · Google Maps Apple Maps Waze

Pharmacy hours

MondayOpen 24 hours
TuesdayOpen 24 hours
WednesdayOpen 24 hours
ThursdayOpen 24 hours
FridayOpen 24 hours
SaturdayOpen 24 hours
SundayOpen 24 hours

Pharmacy closed 1:30 AM–2 AM for a break (Mon, Tue, Wed, Thu, Fri, Sat, Sun)

Pharmacy closed 1:30 PM–2 PM for a break (Sat, Sun)

Source: Walgreens store locator · verified 2026-10-10 · times in America/Chicago

Store hours

MondayOpen 24 hours
TuesdayOpen 24 hours
WednesdayOpen 24 hours
ThursdayOpen 24 hours
FridayOpen 24 hours
SaturdayOpen 24 hours
SundayOpen 24 hours

Details

Chain: Walgreens · store #4090

Legal name: Walgreen Co

Type: Pharmacy

NPI: 1538174552

County: Saint Charles

Fax: (636) 978-2162

24-hour pharmacy

Services: COVID-19 vaccine, Flu shot, Pneumonia vaccine, Shingles vaccine, Tdap vaccine, Meningitis vaccine, Varicella vaccine, Hep A vaccine, Hep B vaccine, MMR vaccine, Japanese Encephalitis Vaccine, Polio vaccine

Official store page

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