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Contact Us

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At Mainstreet Credit Union, we are always striving to improve our products and services. We welcome your suggestions and questions.

Please use the secure form below to contact us.


Phone Numbers

Member Assistance Center
9:00 a.m. - 5:00 p.m., Monday - Friday

1-888-395-1010 Toll Free
1-913-599-1010 

PhoneAccess

1-913-599-2400
1-888-316-2400

FAX Numbers

Lenexa: 1-913-599-2093
Mission: 1-913-677-2907
Downtown Olathe: 1-913-782-7618
East Olathe: 1-913-393-0646
Lawrence 23rd St.: 1-785-842-4656
Lawrence-Merc: 1-785-331-2393
Leavenworth: 1-913-651-0034
Wyandotte: 1-913-788-5905
Barry Trail: 1-816-420-0321
Honeywell: 1-913-712-3920
S.M. Medical Center: 1-913-789-3819

 

Mailing Address

Mainstreet Credit Union
P.O. Box 15359
Lenexa, KS 66285-9856

Secure Form

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Account(s) Interested In:
Personal Checking Money Market Accounts
Savings Accounts Retirement Accounts
Share Certificates Home Loans
Personal Loans Real Estate Loans
  Classroom Cash Loan
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