Continuing northwest from CR 6, NY 58 proceeds away from Black Lake as a two-lane rural roadway, crossing several local roads. NY 58 soon enters the hamlet and former village of Morristown, where it intersects with NY 37 (the Seaway Trail).
As one travels north from CR 6, NY 58 breaks away from Black Lake and becomes a two-lane rural road, intersecting regional routes along the way. Upon entering Morristown, NY 58 converges with NY 37 (the Seaway Trail).