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    Hoff Heating & AC

    1520 Kemmar Ct.
    O'Fallon, MO 63366

    Phone: (636) 388-4141

    Hours

    Office Hours: Monday-Friday 7:30am-5pm
    Service and Repair: Service appointments beginning at 7am Monday – Friday. Saturday Service available.

    Emergency: 636-294-5000 (After Hours Service Hotline)