Suggest an update Name* Categories* State* Locality* ZIP* Street address* Phone* Website* Company description* Visit the hotel Andy's Frozen Custard, which is in the state Illinois (IL), city Oswego. Our hotel can be found at 1200 US Route 34, Oswego, IL 60543. Great deals on best and cheap hotels. Your comments* (not for publishing) * — Required information Andys Frozen Custard/1200 US Route 34 - Oswego - Illinois (IL) ← View details 1200 US Route 34, Oswego, IL 60543, Oswego, Illinois (IL) +1 331-725-5018