The Veritas Society obtained visitor data for 600 clinics nationwide from the data broker Near Intelligence and used it for a targeted advertising campaign, Sen. Ron Wyden (D-OR) said.
Data company sold visitor location data for 600 abortion clinics to pro-life group, senator says::undefined
Your ad blocker doesn’t block location data if your mobile carrier is selling it to these brokers (and they almost certainly are).
It’s why there’s been such an effort to move to apps instead of webpages that can do the same thing. More data collection and notifications.
That’s been the trend for more than a decade though. Some companies are more militant about it than others.