A. - 100’s of ATM’s in the San Antonio area and nearly 30,000 ATM’s nationwide. Beginning November 15 look for the CO-OP ATM logo on ATM’s located at Randolph-Brooks FCU, Security Service FCU, Navy FCU, 7-Eleven, Costco, and many other locations. Find more information about Co-Op ATM’s on our ATM Location web page. Members will still be charged $1 by our credit union when using an ATM on the Co-Op ATM Network.