If anybody here totally despises those teleporters b/c of their bugginess, here is a list of the places that I found. I did this b/c when my sim came back from vacation, I had all manner of problems including the tragic clown curse b/c they would use those dumb teleporters. Just shift/click on them and delete. Just in case somebody doesn't know what they look like, they look like phone booths. They're based off of Dr Who.
Varg's
Red Velvet
Toadstool
Gym
Stadium
hosp
museum
public pool
diner/grocery
the elixir shop
and the fairgrounds
Lightning Leap Atomic Molecular Arranger (Llamas/Teleporters)
https://sims.fandom.com/wiki/Lightning_Leap_Atomic_Molecular_Arranger