Live Chat I-55 Community Nearby Traffic Westmont Post Office (Amenity postoffice) 2024-06-08 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Westmont Post Office (Amenity Postoffice) Clarendon Hills, IL 2.41 Downers Grove, IL 3.48 Hinsdale, IL 4.69 Interstate highway exits close to Westmont Post Office (Amenity Postoffice) Exit 134, i88 5.08 Exit 136, i88 5.50 Exit 137, i88 5.74 Interstate highways close to Westmont Post Office (Amenity Postoffice) i88 map 5.08 i294il map 5.88 i55 map 6.60 State roads close to Westmont Post Office (Amenity Postoffice) US 34 IL map 1.63 IL 83 map 2.59 IL 56 map 5.16