Upvote:3
As far as the TSA is concerned, thereβs no limit to how many Known Traveler Numbers you can have. For instance, military personnel who have Global Entry will have two (one for military, one for Global Entry) and can use either.
Upvote:5
As long as you are okay with two separate background checks and paying twice for the service, you should be fine.
According to this article:
12. What is TSA PreCheck and how is it different from Global Entry?
TSA PreCheck is actually a separate program from Global Entry, but because youβve been through the rigorous background check of Global Entry, TSA PreCheck is automatically given to you without any additional fee.