Call centers in the United States and around the world handle millions of calls per year. Although customer service in one form or another is the main work in this industry, the types of calls agents vary considerably.

For example, calls regarding telephone service, both wireless and land, is one of the most popular call center.

Technical support for computers or other technological devices can also be found at various call centers around the world. Emergency service dispatchers, or 911 operators, is working in call centers in major metropolitan areas in the United States. Banks and credit card companies are another common and often quite large call center.

Can call a hotline around the Thanksgiving and Christmas and ask for advice on cooking turkey. These calls are routed through a call center, as well as issues of food and cooking. Some hair products have established 800 call center agents to answer specific questions about using these products.

With call centers are staffed with agents trained in the handling of hundreds of different types of calls and situations. Sometimes, however, a call center agent may call.