Suggest an update Name* Categories* State* Locality* ZIP* Street address* Phone* Website* Company description* Visit the hotel Hilltop Express Inn, which is in the state Connecticut (CT), city Groton. Our hotel can be found at 580 Poquonnock Rd, Groton, CT 06340-4568. Great deals on best and cheap hotels. Your comments* (not for publishing) * — Required information Hilltop Express Inn/580 Poquonnock Rd - Groton - Connecticut (CT) ← View details 580 Poquonnock Rd, Groton, CT 06340-4568, Groton, Connecticut (CT) Not available