Passport Application Services - Canaan 9 Church St Canaan, CT 06018 Phone : (860) 824-7475 Business Category Passport Application Services Toll-Free           (800) ASK-USPS Post Office - Canaan 9 Church St Canaan, CT 06018 Phone : (860) 824-7475 Business Category Post Offices Toll-Free           (800) ASK-USPS