Does the credit union have an atm? Credit unions often have more surcharge-free ATMs than banks because they often participate in large ATM networks. The Credit Union National Association’s (CUNA) Vice President of Economics and Statistics stated that 97% of credit unions offer online banking, 47% offer mobile banking and 71% belong to a surcharge-free ATM network.What is the credit union routing number? 271188081 routing number is a 9-digit number designed and assigned to Credit Union One by The American Bankers Association (ABA) to identify the financial institution upon which a payment was drawn. Credit Union One routing numbers are also known as as "ABA numbers", "routing transit numbers" (RTN), or "check routing numbers".What is the phone number for campus credit union? The main phone number for Campus Credit Union is 316-978-3666. The assigned Federal Reserve Office for Campus Credit Union is Fed 101000048.What is the phone number for associated credit union? Associated Credit Union Customer Support Service Phone Number. The customer support phone number of Associated Credit Union is +1-(770) 448-8200 / 1-800-422-7319 / 1-800-235-3259 (Click phone number to call).