At times we need to know the post ID to change add some functionality to a theme where it is needed. Post IDs are numeric like 1, 2, 20 etc. For finding them you don’t need to be a hard core programmer or use any other plugin, just this simple tutorial.
01. Login to wordpress administration panel and go to Posts => Posts
02. Once there find the post you want to know the ID for and hover over it, you should see edit link. Right click on it and select Copy Link Location (in firefox):
and then open a new tab and paste it there. You should see your post ID as post=xxx like shown below:
This concludes this simple and useful tutorial. Hope you like it.