Area deCoder 1.0.3

Area deCoder is a Firefox extension that converts North American telephone area codes to localities.Click on the telephone icon in the status bar to expand/minimize. In expanded mode, type the 3-digit area code in the smaller box, and press [Enter] to see its locality in the larger box.
Ссылка: https://addons...efox/downloads/file/107621/area_decoder-1.0.3-fx.xpi