Java Edition: Press F3 to open the debug screen and view your coordinates
Bedrock Edition: Turn on Show Coordinates in World Settings
On PC Bedrock: Open Settings, go to Game, and enable Show Coordinates
On consoles: Enable Show Coordinates in the world settings before entering the world
On mobile: Open the world settings and turn on Show Coordinates
Your coordinates are shown as X, Y, and Z
X = east/west position
Y = height
Z = north/south position