The following highways are numbered 906:
| Preceded by 905 | Lists of highways 906 | Succeeded by 907 |
State Road 906 was a state highway that existed from the 1945 renumbering until the 1980s. It began at the eastern end of the intersection between modern day SR 997 and SR 9336 and ended at Biscayne National Park. The westernmost two blocks of SR 906 are now the easternmost two blocks of SR 9336.
State Route 906 (SR 906) is a 2.65-mile-long (4.26 km) state highway in the U.S. state of Washington, serving Snoqualmie Pass and its associated ski areas in King and Kittitas counties. The highway travels southeast between two interchanges with Interstate 90 (I-90) in Snoqualmie Pass and Hyak. SR 906 was formed out of segments of the former Sunset Highway that were bypassed by the construction of the controlled-access Interstate Highway over the pass. Between 360 and 2,100 vehicles use the road on an average day in 2012.
The State Highways of Washington in the U.S. state of Washington comprise a network of over 7,000 miles (11,270 km) of state highways, including all Interstate and U.S. Highways that pass through the state, maintained by the Washington State Department of Transportation (WSDOT). The system spans 8.5% of the state's public road mileage, but carries over half of the traffic. All other public roads in the state are either inside incorporated places or are maintained by the county. The state highway symbol is a white silhouette of George Washington's head.
State Route 6 (SR 6) is a state highway that is unsigned. It travels through the central part of the U.S. state of Tennessee from Lawrence County to Sumner County. The highway is related to the following U.S. Highways:
North Carolina Highway 906 (NC 906) is a primary state highway in the U.S. state of North Carolina. It serves as an access and evacuation route for Oak Island.
State Route 106 is a north–south state highway in Middle Tennessee. The highway is a secret, or hidden, designation for the following highways:
