Pumpkin Plunge

Renaud Center 16 Oct 2026

WITCHES OF WINGHAVEN - WOMEN'S WITCHY EVENT

Apricot Lane Boutique (O'Fallon) 10 Oct 2026

Trivia Night

Immaculate Conception of Dardenne Catholic Church 10 Oct 2026

Trunk or Treat at Big Blue O'Fallon

2259 Highway K, O'Fallon, MO 63368 9 Oct 2026

🍬 CRE Trunk or Treat 🎃

Crossroads Elementary Community & PTA 23 Oct 2026

TWO SHAMS OPEN JAM

Two Shamrock's O'Fallon 7 Oct 2026

Tunnel of Terror®: Tommy's Express O'Fallon

101 Fallon Loop Rd., O'Fallon, MO 63368 23 Oct 2026

Family Class - Sliders & Shakes - Ages 9+

367 Winding Woods Dr Center, O'Fallon, MO, United States, Missouri 63366 11 Oct 2026

Monthly PTA Meeting

1550 Feise Rd, Dardenne Prairie, MO, United States, Missouri 63368 13 Oct 2026

Spooky Flash Month!

58 Crossroads Plaza, O'Fallon, MO 2 Oct 2026

WingHaven Country Club

WingHaven Country Club 24 Jul 2026

Annual Trivia Night: Movie Edition

Immaculate Conception of Dardenne Catholic Church 6 Nov 2026

Founders Day

7434 Village Center Dr. O’Fallon, MO 7 Oct 2026

O'Fallon: Coffee & Connections

Barrels Taphouse and Grill, 6726 MO-N O'Fallon, MO 63304 8 Oct 2026

Open Play at Enchanted Playroom

1155 Bryan Rd, O'Fallon, MO, United States, Missouri 63366 6 Oct 2026

Corgi Store (During Lunch)

Crossroads Elementary School 13 Oct 2026

Bingo

2032 Hanley Rd, 63368 2 Oct 2026

Customer Appreciation Week!

Modern Med 5 Oct 2026

LBB: O'Fallon Coffee and Connections

Barrels Taphouse and Grill 11 Jun 2026

Adoption Event at Petsmart, O’Fallon, Hwy K

PetSmart (O'Fallon Park, MO) 10 Oct 2026