Which terminal is hot on a 3-way switch?

Switch-Light/Power-Switch What is common in the diagrams above and with any 3-way switch circuit is that the power hot wire coming into the circuit will always go to the common terminal of the first switch. The hot wire from light always goes to the common terminal of the second switch.

How do you wire up a 3-way switch?

5:0511:49The Best 3 Way Switch Explanation Ever! - YouTubeYouTube

How do I know if my lamp is a 3-way?

0:151:21Extra Clicks on 3 Way Lamp Socket Explained - YouTubeYouTube