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Contact Us

If you have transaction specific questions about your account or need to send sensitive personal information (about your account, account numbers, card numbers, etc), please be sure to use our secure contact form below.

 

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General Inquiry E-mail:

service@macuonline.org

Telephone Banking (ET):

219-874-6943 or (toll free) 877-874-6943, Extension 6

Lost or stolen ATM/Debit Card:

1-800-523-4175

Lost or stolen VISA Credit Card:

1-800-289-5939

VISA credit card payment address:

Credit Union Card Center
P.O. Box 50424
Indianapolis, IN 46250-0424

CU Shared Branching Service Centers:

For a list of available branches, visit www.cuservicecenters.com

Our mailing address:

Ohio Street Branch
3064 Ohio Street
Michigan City, IN 46360

Our Transit/ABA Routing:

271291460

In Person:

3064 Ohio Street
Michigan City, IN 46360
M-Th: 9am - 5pm
F: 9am - 6pm
S: 9am - 12pm

 

6170 US 6
Portage, IN 46368
M-Th: 9am - 5pm
F: 9am - 6pm
S: 9am - 12pm