Pre-book your Zoo Admission E-Tickets to Colchester Zoo in advance and SAVE! Those visiting with valid Zoo Passes or complimentary, adoption, open-dated tickets, or those wishing to use Tesco Reward Partner Codes, are not required to pre-book in advance. • ALL TICKETS ARE NON-REFUNDABLE!• Please be aware that our payment portal no longer supports older … Continue reading Pre-book Zoo Admission E-Tickets