Caseyville, IL Fentanyl Resources

1 verified fentanyl and opioid resources are listed in Caseyville, IL — treatment centers, free naloxone, recovery support, and grief support. Each result shows its source and check date. Overdose emergency? Call 911. Crisis? Call or text 988.

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Verified resources in Caseyville

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Treatment Centers

Gateway Foundation

600 West Lincoln Avenue · Caseyville, IL 62232

Services: Substance use treatment · Residential/24-hour residential

Verified Checked 01 Jul 2026 in person Naloxone available

Call +1-618-345-3970 View details Website Directions

Source: SAMHSA FindTreatment.gov

Caseyville, IL Fentanyl Resources

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Verified resources in Caseyville

Gateway Foundation