What is what level is coal in minecraft?

In Minecraft, coal is a common ore found in the Overworld at any altitude. However, it is most commonly found in veins in the bottom 128 blocks of the world. The ore can be found in veins of up to 17 ores, making it a valuable resource for players. Coal can be mined with a pickaxe, and when mined, it drops coal ore blocks that can be smelted into coal, which can then be used as a fuel source for furnaces or to craft torches.