Question: how do i change my email address on craigslist?
Answer: Click "My account." If you are not yet signed in, enter your user name and password. ... 
Click "Change" next to your email address.
Enter the new email address you want to use in the first input box. ... 
Click "Submit New Email Address." Craigslist will send you a confirmation to the new address from help@craigslist.org.