Facebook Marketplace Date Checker

Find the exact date and time a Facebook Marketplace listing was originally posted. When Was It Posted helps you quickly check the original posting date for Facebook Marketplace listings. Open a listing in Chrome, click the extension, and press “Find Listing Date” to see when the item was posted. Useful for comparing listings, spotting older posts, and finding listings that may have been sitting for a while, which can help when deciding whether to make a lower offer.