No. There is no code to unlock a pet.
Anybody asking you to go to a web site and enter a code is trying to scam you.
summer dragon
You get the quest to go to pet pavilion at level 10+.
you unlock it by doing quests for professor ambrose
summer dragon get u summer dragon
You have to have a pet
The pet store in wizard 101 is at Shopping District. Use your map at you journal. Or your compass.
you can't ride a pet on wizard 101 unless you buy one from the crown shop
there is no code you play kings isle free games and win a fog unicorn
The pet pavilion is connected to the Commons of Wizard City.
Wizard City, Pet Pavillion
-Summer Dragon (Pet Dragon)
there isn't a pet shop there