Systems Integration – Now Complete!
Review important details for account updates.
Hours and Locations
Gurnee Branch
5103 Washington St.
Gurnee, IL 60031
Phone Number
847-244-5100
Fax Number
847-244-5175
Lobby & Drive-Thru Hours
Monday thru Friday
8 a.m. to 5 p.m.
Niles Branch
8060 Oakton St.
Niles, IL 60714
Phone Number
847-692-7500
Fax Number
847-692-7517
Lobby & Drive-Thru Hours
Monday thru Friday
8 a.m. to 5 p.m.
Mundelein Branch
800 North Route 83
Mundelein, IL 60060
Phone Number
847-837-8883
Fax Number
847-837-8333
Lobby & Drive-Thru Hours
Monday thru Friday
8 a.m. to 5 p.m.
Riverwoods Branch
1155 Milwaukee Ave.
Riverwoods, IL 60015
Phone Number
847-279-1155
Fax Number
847-279-1110
Lobby & Drive-Thru Hours
Monday thru Friday
8 a.m. to 5 p.m.
When traveling other locations in Illinois, Wisconsin and Michigan, view other Advia Credit Union locations where we can help you with your account.
Learn more about our transition.
On May 19, your account(s) moved onto Advia’s member operating platforms.
Becoming Advia FAQs.
Please call or visit your nearby branch. You may also enroll with Digital Banking to access your account (use updated Advia CU account number provided in early May).
Based on whether your account is a Consumer or Commercial relationship, new enrollment instructions slightly differ.
Consumer Accountholders – You’ll need your new Advia account number, SSN, Date of Birth, Zip Code, and Last name of primary account holder to enroll. You’ll also be asked to create a new Login ID.
Commercial Accountholders – Select the “Business” tab when enrolling; you’ll need your account number, Business TIN/EIN, Authorized Signer SSN, and Authorized Signer Date of Birth to enroll. You’ll also be asked to create a unique Login ID.
IMPORTANT: Previous Online and Mobile Banking activity, as well as automatic transfers set up online WILL NOT transfer to your new Digital Banking. You are urged to download and save previous e-Statement activity. Please contact us for assistance.
You’re also urged to download our Advia Credit Union Mobile App (available on Apple iTunes and Google Play Store). Following enrollment (both desktop and mobile app), a 6-digit secure access code will be sent via phone to complete the process – please confirm updated mobile or home phone is held with Advia prior to May 16).
You will receive a statement for account activity through May 16, 2025. Then, in early June, you will receive a new statement for activity that transacted May 19 – 31, 2025. After that, you will continue to receive monthly or quarterly statements based on types of accounts held.
Yes, your former NSCB checks will continue to work following our systems integration. You may also visit us for a free courtesy box of replacement checks.
Yes, in early May, you were mailed a new account number. Use this number when enrolling in Digital Banking or when contacting us to inquire about transactions or other account-related questions.
Your NSCB ATM, HSA or Debit Card no longer works after May 18. Using the contact information provided with your replacement card(s), please activate your new card(s) and select your PIN (your old PIN will not automatically carry over; of note, you must use the phone number held on account with NSCB when calling to set your PIN).
For payments tied to your Debit Card, following our systems integration weekend, please provide payees with your updated card information. Please additionally note that transactions will now post to your account upon point of purchase, seven (7) days a week.
We urge you to visit our Systems Integration page for additional information about your account transition. You may also call or visit your nearby branch, or call 844-238-4228 or email becomingadvia@adviacu.org