Common
Ranally city rating system
Classification of U.S. cities
Ranally city rating system
The Ranally city rating system is a tool developed by Rand McNally & Co. to classify U.S. cities based on their economic function. The system is designed to reflect an underlying hierarchy whereby consumers and businesses go to a city of a certain size for a certain function; some functions are widely available and others are only available in the largest cities. The system was developed for Rand McNally by geographer Richard L. Forstall and released in 1964. The city rankings are updated periodically in the Rand McNally Commercial Atlas and Marketing Guide, an annual two-volume set, which is available in many libraries. Among the criteria for categorization are retail sales, newspaper circulation, and the presence of universities and hospitals and corporate headquarters. The size of the city's tributary area is critical to determining whether it will be rated a 2, 3, or 4. As of 2006, there are 1492 cities rated. The system consists of a number and a letter. The number reflects a city...
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