Manitowoc city phone area codes

920-218 920-320 920-323 920-374 920-482 920-529 920-629 920-645 920-652 920-663 920-681 920-682 920-683 920-684 920-686 920-726 920-732 920-758 920-769 920-773 920-775 920-814 920-860 920-901 920-905 920-946 920-973 920-978