Both teams reside in the AFC East, a division comprehensively owned by the mighty New England Patriots since the turn of the century.
The other three teams in the AFC East? Not so much.
Take a gander at the furious carnival of names that have come and gone in an uneven division ruled thoroughly for a decade-plus by Tommy and Bill:
AFC East coaches since 2000
Wade Phillips, Gregg Williams, Mike Mularkey, Dick Jauron, Perry Fewell (interim), Chan Gailey, Doug Marrone, Rex Ryan, Anthony Lynn (interim)
Al Groh, Herman Edwards, Eric Mangini, Rex Ryan, Todd Bowles
Dave Wannstedt, Jim Bates (interim), Nick Saban, Cam Cameron, Tony Sparano, Todd Bowles (interim), Joe Philbin, Dan Campbell (interim), Adam Gase