There are two methods for finding Coworkers on Facebook
Method One
Step One: Log in to your Facebook account.
Step Two: Click the drop down arrow next to the word "Search" on the left side of the screen. This will bring up different options on how to find people. Select the option that reads "Find Coworkers" and click on it.
Step Three: Type in your company name or the name of the company where you're looking to find people. If you are looking for a specific person, type in his or her name in the box below the company name.
Step Four: Select the name of the company from the list that appears as you start to type. If your company does not appear, it means your company is not registered.
Step Five: Suggest Facebook add your company by trying to input your company name onto the "Join a Network" page. It will tell you the company does not exist, but that you can suggest it. Follow the prompts to do so.
Method Two
Step One: Just search for "Coworkers" using the Facebook search at the top. Once your on the Coworkers page click on Go to Application.
Step Two: Fill out your profile and job history on Coworkers. This will help you find other coworkers from current and past employers.
Step Three: Select friends that are current or former coworkers and invite them to the application. Use the Wizard tool on the Coworkers to see suggestions of former coworkers.