craigslist > about > help > resend

To edit, delete, or repost the text for your listing, log in with the email address that is associated with that post. If you did not use an account to create the post, you can set one up by choosing a password for your email address. Use the following link to do so:

https://accounts.craigslist.org/reset

Posts made with your login email address should show up automatically in the account. Once you are logged in, you can manage your ad(s).