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Yes, definitely put a phone number on your lock screen so people in the bar see it and call it to be funny. It can't possibly be a bad idea.

We have google find my device on all our phones. We even used it to find my son's phone at the mall. Walked right up to it.

write your best friend's number .

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You're really that careless with your phone?

On iOS devices, there’s an emergency contact page anyone can access from the lock screen.

People just have to know how to get to it, which is less obvious than it used to be.

Not everyone’s a frat boy in freshman year of college

My phone doesn't have a screen saver but my lock screen has my phone number on it so if I lose my phone somebody can call my landline

If they're already seeing your lock screen there's a problem

Okay, what's your number?

It’s 2023 where both iPhone and Android have some version of Medical ID specifically for this stuff and every first responder is aware of it and how to access it if you have set up.