Phone calls can only be traced if the caller does not hang up
the verdict
REFUTED
the evidence says no
confidence 10/100
While older telephone systems once required keeping a caller on the line to perform a manual trace, modern telecommunications and digital logs make this movie trope obsolete.
Evidence against · 2
skeptics.stackexchange.com: Can you only trace a phone call if they don't hang up?
cited by 0
Explains that while old electro-mechanical switches required keeping callers on the line, today it is completely ridiculous.