Member Support

We’d love to hear from you!

Contact us any time with your questions, comments, or suggestions.

Help guides and tutorials are available in our Help Center.

Member Assistance Center


(319) 339-1000 or
(800) 397-3790

Monday 9:00 a.m.–5:30 p.m.
Tuesday 9:00 a.m.–5:30 p.m.
Wednesday 10:00 a.m.–5:30 p.m.
Thursday 9:00 a.m.–5:30 p.m.
Friday 9:00 a.m.–5:30 p.m.
Saturday 9:00 a.m.–12:00 p.m.
Sunday Closed


mac@GreenState.org


For your protection, please do not include any confidential information, such as your Social Security Number or account number, when contacting GreenState via email.

Email questions or requests are answered by the end of the next business day.

For immediate assistance during business hours we recommend using the secure online chat function.


Online Chat

Monday 9:00 am – 5:15 pm
Tuesday 9:00 am – 5:15 pm
Wednesday 10:00 am – 5:15 pm
Thursday 9:00 am – 5:15 pm
Friday 9:00 am – 5:15 pm
Saturday 9:00 am – 11:45 am
Sunday Closed

More Phone Numbers & Resources

Important Phone Numbers

Update Debit Card PIN (800) 717-4923
Update Credit Card PIN (888) 891-2435
(instructions)
Lost or Stolen Card (800) 397-3790
Lost or Stolen Card After Business Hours (833) 371-8975
Lost or Stolen Card When Traveling Abroad +1 (515) 457-2095
Questions or Help with an Existing Mortgage (877) 527-3550