The road measures 24.33 miles long and would take a car obeying speed limits 35 minutes to travel its length.
The A146 is a A Road and is located in the Zone 1 Highways Region.
This is a true long-distance route, journeying through numerous towns like NORWICH, Trowse, Bixley, Framingham Pigot, Framingham Earl, Yelverton, Holverston, Bergh Apton, Thurton, Chedgrave, Loddon, Hales, Stockton, Gillingham, BECCLES, Worlingham, North Cove, Barnby, Carlton Colville, and LOWESTOFT.
The road connects Norfolk and Suffolk.