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Contact Us

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Call Center

You can reach us toll free at 800-656-4328. International callers can reach us by dialing 781-698-2000.

Via US Mail

Hanscom Federal Credit Union
25 Porter Road, Suite 100
Littleton, MA 01460-1434

Via Fax

Send us a fax at 978-952-8535 or toll free at 888-279-7725.

Secure Email

Need to make a private request or send us some information that is confidential? Send us a secure email. Log in to Online Account Access. Select the Messages option in the left side menu and click on New Conversation.  Not sure how to log in to Online Account Access? Click here for instructions.

Unsecure Email

Haven't set up Online Access? Can't get to a telephone? Send us a simple, unsecure email message.

To report a lost or stolen Mastercard® card

The office is open during the following days and hours:

Monday – Friday • 8:00 a.m. – 5:30 p.m.

800-656-4328

After business hours and weekends call:

In the US and Canada, call 800-264-5578 . Outside the US, call us collect at 412-552-2698

Fraud Prevention Services

If you suspect fraudulent charges on your Mastercard® debit or credit card call us at 800-656-4328, after normal business hours, please call  866-842-5208

24-hour toll-free number 
866-842-5208

International
 1-412-552-2698