GPA. As mentioned above, your GPA is only necessary if you are a recent college graduate and do not have work experience to back you up. There are a few jobs that require a GPA, however, including engineering and finance.
Also be sure to include your city, state or zip code in your contact info, since employers will sometimes search Applicant Tracking Systems with these criteria. It’s also important for ATS to have this information at the top of your page, otherwise it may not be parsed into your candidate profile, making it harder for HR to find or remember your resume.