Contact Us

Call Center: (724) 284-2020
Call during regular business hours for questions regarding your account.

Bank Routing Number: 243379925
butler

Butler Main Office

Physical Address
101 Hollywood Drive | Butler | PA | 16001
(Please send mail to our PO Box)
Map & Directions

Mailing Address
PO Box 1589 | Butler | PA | 16003-1589
For Visa credit card payments and correspondence

Phone: (724) 284-2020
Fax: (724) 285-6158
Email: contact@armcocu.com

Hours
Mon., Tue., Wed. 9:00 am – 4:30 pm
Thurs., Fri. 9:00 am – 6:00 pm

mars

Mars Branch

1031 Aster Way
Mars, PA 16046
(intersection of Rt. 228/Myoma Rd.)
Map & Directions

Phone: (724) 779-9090
Fax: (724) 779-9091
Email: contact@armcocu.com

Hours
Mon., Tue., Wed., Fri. 9:00 am – 4:30 pm
Thurs. 9:00 am – 6:00 pm

karns

Karns City Branch

106 Petrolia Street | Karns City | PA | 16041
Map & Directions

Phone: (724) 756-6700
Fax: (724) 756-7441
Email: contact@armcocu.com

Hours
Mon., Tue., Wed., Friday 8:30 am – 4:00 pm
Thur. 8:30 am – 5:30 pm

B3C

BC3 Branch

Butler County Community College
Student Success Center, 2nd Floor
107 College Drive |Butler | PA | 16002
Map & Directions

Phone: (724) 431-4702
Email: contact@armcocu.com

Hours
Mon. thru Fri. 9:00 am – 2:00 pm
Summer Hours: Mon. thru Thur. 9:00 am – 2:00 pm

Report a Lost or Stolen Card:

  • Lost or Stolen Card: If your Mastercard debit card or VISA credit card is lost or stolen, please contact Armco CU immediately.
  • During normal business hours, please call Account Servicing at (724) 284-2020.
  • After hours, please call (724) 284-2020 and select the Tele-R-Phone option from the call menu and follow the prompts to block your card.
  • If your Mastercard debit card is lost or stolen, you can also disable it through the Mobile Banking app. You would still need to order a new card online or by calling Account Servicing at (724) 284-2020.