Patryk

Add column with user(s) ID to WordPress users list

PRyC WP: User(s) ID

Add column with user(s) ID to WordPress users list

shawfactor

LH Add ID Columns adds functionality that should be in core. Namely displaying columns listing the user and post ID’s on the appropriate admin screens in wp-admin. All such columns are sortbale.
This is extremely useful when you are needing to work with posts and users both in the backend and in the database.

LH Add ID Columns

LH Add ID Columns adds user and post ID's to the WordPress user, post, page, and custom post type listings.

PRyC WP: User(s) ID vs LH Add ID Columns