Master Sub Share: Fast Food Visit Website Request Info 47 Bridge St. E. Campbellford, ON K0L 1L0 (705) 653-5975 Hours: Mon - Tues 10 am to 11 pmWed - Thurs 12 pm to 12:30 amFri - Sat 10 am to 12:30 amSun 10a - 10:30p About Map About Master Sub, where Fresh is Best. Fresh cut ingredients, fresh made subs, wraps and salads. Try one of over twenty different varieties of subs, served hot or cold. Open 7 days a week. What's Nearby? Distance: 5 10 15 20 25 50 km.