Most popular cities by box number.
Oakland
7 active boxes
Ponta Grossa
7 active boxes
Niterói
7 active boxes
Lyon
7 active boxes
Swansea
6 active boxes
Munich
6 active boxes
Cambridge
6 active boxes
Asheville
6 active boxes
Birmingham
6 active boxes
Billings
6 active boxes
Loveland
6 active boxes
Henderson
6 active boxes
Riverside
6 active boxes
Midland
6 active boxes
Brighton
6 active boxes
Stafford
6 active boxes
Chattanooga
6 active boxes
Milton
6 active boxes
Chesapeake
6 active boxes
Huntsville
6 active boxes