🇺🇸 Rockingham County, United States

Rockingham County is a county located in the state of New Hampshire, United States. It has a population of approximately 300,000 people. While the county itself does not have any ports or shipyards, it is situated along the Atlantic Ocean coastline and is in close proximity to the port cities of Portsmouth and Hampton, making it of interest to seafarers, shipowners, and crewing companies operating in the region.