Cox Store

Stay a step ahead at your Cox Store in San Marcos. Check out ultra-fast Multi GIG Internet, next-gen 5G mobile plans, and the latest mobile devices—all in one place. Whether you're a multi-player gamer, remote worker, or streaming fan, our team is here to help you upgrade your tech, explore exclusive deals, and provide personalized support to elevate your in-store experience. Take advantage of exclusive offers on Internet + Mobile plans and get the latest in devices and accessories. Cox—A step ahead, delivering the speed, reliability, and service you need to stay connected at home and on the go.