AMP: 21 Location: US 7 and Backus Ave, Danbury As US 7 splits from I-84, it continues as an expressway for another 3/4 of a mile or so. Exit for Backus Avenue, which connects to Park Ave. AMP: 20 Location: US 7 and Sugar Hollow Rd, Danbury Exit for the Danbury Airport. AMP: 20 Location: … Continue reading U.S. Route 7, I-84 to CT 35