Diamond Credit Union
That's YOUnity
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That's Younity

Contact Us

Here for you 24/7.

Contact us to speak directly with a Diamond Representative. We look forward to assisting you 24 hours a day, seven days a week.

Diamond Credit Union Routing Number: 231385154

Email

Use our convenient email form below to submit your email address and your question/request. A Diamond Representative will respond by the end of the next business day. Please DO NOT include account numbers or sensitive information in this email.

24-Hour Service Call Center

During Business Hours: Choose from a list of automated options or connect with our Call Center for personal assistance.

Monday – Wednesday: 9:00 a.m. to 5:00 p.m. (Eastern Time)
Thursday & Friday: 9:00 a.m. to 7:00 p.m.
Saturday: 9:00 a.m. to 1:00 p.m.

After Hours Assistance: Diamond offers after-hours support. A live person is available to answer questions and assist members, or in certain cases, a Diamond representative will follow-up the next business day. For assistance, call 800-593-1000, option #3.

Call Diamond

 

Live Chat

For general questions, you can chat online with a Diamond Member Services Representative. When you chat, you will be communicating live with Diamond.

Monday – Wednesday: 9:00 a.m. to 5:00 p.m. (Eastern Time)
Thursday – Friday: 9:00 a.m. to 7:00 p.m.
Saturday: 9:00 a.m. to 1:00 p.m.

Launch Chat

Lost or Stolen Card

For assistance with lost or stolen cards, visit the Card Emergencies section of our website.

Card Emergencies

Lending Call Center

Our dedicated loan professionals are ready to assist with your lending needs during business hours.

Monday – Wednesday: 9:00 a.m. to 5:00 p.m. (Eastern Time)
Thursday & Friday: 9:00 a.m. to 6:00 p.m.

Call Diamond

Choose option 4 to connect with the Lending Call Center.

Get more information or apply online 24/7.

Branch Locations

Diamond has several locations to serve our membership via drive-thru and in-person appointments for select services.

Branch Locations and Appointment Scheduler

Postal Mail

All postal mail should be sent to:

Diamond Credit Union
1600 Medical Drive
Pottstown, PA 19464

If a specific person, department, or branch is desired, then please include that information as the first line of the address.

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Local Phone Number: 610-326-5490
Toll Free Phone Number: 800-593-1000
Routing Number: 231385154
Diamond Credit Union
That's YOUnity

Your Local Pennsylvania Credit Union

Diamond is a Pennsylvania community-chartered credit union, proudly serving the people of Berks County and the Tri-County Region for over 72 years. We’re here to help you with quality financial services. Learn more about why so many of your friends and neighbors call Diamond their primary financial institution.

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Equal Housing Opportunity National Credit Union Association

Equal Housing Opportunity.

Your savings federally insured to at least $250,000 and backed by the full faith and credit of the United States Government by the National Credit Union Association, a US Government Agency.

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