1 Very low-sodium foods contain 35 mg or less per serving. 2  Salt-free/sodium-free foods must contain no more than 5 mg per serving.
Coal County, Oklahoma. Coal County is a county located in the U.S. state of Oklahoma. As of the 2010 census, the population was 5,925. Its county seat is Coalgate.
Coal City History. In 1910, Coal City was home to some 1,200 souls, far outstripping Raglandâs 600 and Pell Cityâs 400 combined. In fact, Coal City was once considered for a second county seat, but Pell City was somehow chosen instead. It was a coal mining boom town of impressive proportions, although youâd never recognize it as such today.