Seneca, KS

Zip code 66538 belongs to the town of Seneca in northeastern Kansas. This rural community is home to the Seneca City Library and the Nemaha County Hospital. The town also features the Seneca Aquatic Center, providing a refreshing escape during the summer months. With a population of around 2,000 residents, Seneca offers a small-town charm and a tight-knit community feel.