Great News! Southwest 66 Credit Union has gone Mobile. Cant get to a branch? No problem. Take the branch with you. Our Mobile app gives users the ability to: Check Balances View Recent Transactions Transfer Funds Make loan payments Use Billpay to pay Bills to Existing Payees Find Branch and ATM locationsIf you are already an e*Teller user, just simply sign into our app to view your information and make transactions safely and securely using your mobile device.