ACC Business was founded on a simple idea: provide small to mid-sized businesses first-rate telecom services with dedicated c ... ustomer service, all at a competitive price. ACC Business provides all of its customers' access to the AT&T Network, the largest, most advanced and reliable telecommunications network in the world. The AT&T Global Network is constantly enhanced, upgraded and monitored for excellence, so you'll have peace of mind knowing that all of your important calls and data will get through. Straightforward telecommunications that small and growing businesses can rely on, that's our business. In fact, with ACC Business, customer service means access to a real person in real time. Put that together with a suite of essential data and voice services and it becomes clear why small and mid-sized businesses across the country are joining ACC Business. read more