The following highways are numbered 391:
Preceded by 390 | Lists of highways 391 | Succeeded by 392 |
State Highway 391 (SH 391) is a 9.51-mile (15.30 km) long north–south state highway in the vicinity of Denver, Colorado.
New York State Route 391 (NY 391) is a short state highway in Erie County, New York, in the United States. The route is signed as north–south; however, it follows more of a southeast–northwest alignment between NY 277 in the hamlet of North Boston and U.S. Route 62 (US 62) in the village of Hamburg. NY 391 meets the Southern Expressway (US 219) just north of North Boston. Both ends of NY 391 are located in residential areas; however, the middle section of the route passes through more rural areas of the towns of Boston and Hamburg.