Improving the lives of our members... one member at a time. As the Unbank, Connex Credit Union is one of Connecticut's larges ... t credit unions serving more than 62,000 members at 8 branches throughout greater New Haven. Headquartered in North Haven, Connecticut, Connex is a full-service member-owned credit union that offers members a full range of financial services and products, including savings and loans, Unbank Checking, Smart Score credit score range, free online and mobile banking, and more. Membership is open to anyone who lives, works, attends school or worships in New Haven, Hartford, Middlesex, or Fairfield Counties. Visit a branch in Branford, Guilford, Hamden, Meriden, New Haven, North Haven, Monroe, and Orange! read more