Contact Us

Member Call Center

Operators are standing by. Honest.

Member Call Center hours

  • 7 a.m. – 5:30 p.m. Monday – Thursday
  • 7 a.m. – 6 p.m. Friday
  • 8 a.m. – 1p.m. Saturday

Local: 913-574-5000
Toll Free: 1-888-361-4194

Lobby & Drive-Up Hours

Find Hours


Need the low down after hours? Call the Smartline.

Smartline Local: 913-574-5100
Smartline Toll Free: 1-800-808-3328

Download SMARTLINE Menu Card:

Download Card

Card Issues

To report a lost or stolen card after hours: 888-270-6999

Declined transaction? Call 888-526-0404 OR collect for international callers: 206-352-4954

Mail Us

For snail mail you can allways send a letter to:

Mazuma Credit Union
7260 W 135th St.
Overland Park, KS 66223-1258

For mortgage inquiries:

TruHome Solutions
9777 Ridge Drive
Lenexa, KS 66285

Contact Us Form

Online Contact Us Form

Complete and send this form and we will get back to you ASAP! Fields with an asterisk are required.

NOTE: This form is only for general inquiries. Please do not send any sensitive information in the message of your form. This includes account numbers, social security numbers, date of birth, and other sensitive information. If your question or matter involves your finances and/or private personal information, please call us at the number above or login to Online Banking and use the secure Contact Us form.