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30000 cities
There are roughly 19.5 thousand municipal governments, or "cities" in the USA.
There isn't an exact number. In the link below you will find a list of all cities in the USA separated by state. There are probably around 3,000 cities in the USA.
Birmingham USA or Birmingham England???????????
The top ten largest cities in the world by area, measured in square miles, include: Sitka, Alaska, USA; Wrangell, Alaska, USA; Juneau, Alaska, USA; Anchorage, Alaska, USA; Anaconda, Montana, USA; Barrow, Alaska, USA; Okeechobee, Florida, USA; Jacksonville, Florida, USA; Sprawling cities like Tokyo, Japan, and Sydney, Australia also rank among the largest when considering urban area rather than political boundaries. These cities often have vast land areas due to their geographic and administrative configurations.
USA - 3,717,811.29 square miles.
According to the mapcrow website the distance from the capital cities of Hartford, Connecticut, USA and Georgetown, Guyana in a straight line is 4,140 km or 2,573 miles.
Approximately 20,000 incorporated in the USA.
From Auburn, Maine, USA, to Baghdad, Iraq, it is 5,694 miles.
Montana, USA - 147,165 square miles.
Indiana, USA - 36,418 square miles.
Virginia, USA - 42,774.2 square miles.