Contact Us

Our normal business hours are Monday - Friday, from 8 am - 5 pm, except on public holidays.

You may reach our Customer Service & Registration Team by email at or use our Live Chat by visiting our website at during our regular office hours. 

In-person services will be available at our  location in International Hall 100, M - Th from 9 am - 4 pm until the end of July, after which we will revert to our normal schedule of M - F from 9 am - 4 pm.  We will be closed for lunch from 12 - 1 pm.  If you missed us during these hours please email us at or call us at 707.664.2394

Live Chat Hours:
Monday - Friday: 9:00 am - 4:00 pm, except on public holidays

If you are contacting us after hours, please take the opportunity to leave us an offline message and we will respond promptly as soon as we are able.
Mailing Address
School of Extended and International Education (SEIE)
Stevenson Hall Room 2700
1801 East Cotati Avenue
Rohnert Park, CA 94928-3609

Main Email: (link sends email)
Office Hours
Monday - Friday: 8:00 am - 5:00 pm


Other Departmental Websites and Emails
Department Website Email Address
Contract Credit Propose Contract Credit Courses
Financial Aid/Payments Financial Aid Information
International Programs
OLLI Lifelong Learning Institute
Excel for Youth Program
Summer Session/Winter Intersession
Sonoma State American Language Institute SSALI Program Page