Location: US 5 and Main St, Derby Reassurance shield as VT 105 joins US 5. Location: US 5 and I-91, Derby A few hundred feet later we’ll approach Interstate 91. Location: US 5 and I-91, Derby Follow I-91 north back to Canada. Location: US 5 and I-91, Derby Turn right for I-91 north. Location: US … Continue reading U.S. Route 5, VT-105 to I-91