If you are using the Java version, you can use the debug screen to find the coordinates in Minecraft. The Debug screen is mainly used for finding out the memory usage, various parameters, and ...

When either of the X or Z coordinates are divisible by 16 (16, 32, 48, 64…), you're at the edge of a chunk. And if both X and Z are divisible by 16, you're in the chunk's exact north-west corner.