RANCHO CUCAMONGA, Calif. (11/17/09)--Credit union members on the CO-OP Network will be able to use ATMs at 7-Eleven stores for another five years, CO-OP Financial Services announced Monday. CO-OP renewed its contract with Cardtronics Inc., which operates the ATMs, through July 2014. More than 3.2 million surcharge-free CO-OP Network transactions take place at 7-Eleven ATMs per month. The CO-OP Network has been linked with 7-Eleven ATMS since November 2005. The network offers 28,000 surcharge-free ATMS nationwide. CO-OP, a credit union service organization, is based in Rancho Cucamonga, Calif.