In the province of Ontario, most spur routes are designated as A or B, such as Highway 17A, or 7B. A stands for "Alternate Route", … See more

The acronym RA stands for Raccordo autostradale (translated as "motorway connection"), a relatively short spur route that connects an autostrada (Italian for motorway) to a nearby city or tourist resort not directly served by the motorway. These spurs are … See more

In New Zealand, spurs on state highways are usually designated with an added letter. Examples include SH 2B, linking SH 2 to Napier Airport, and SH 6A, linking SH 6 with Queenstown town center. Not all such alphabetic suffixes refer to spurs, however; ring roads … See more

In the UK, a spur route carries the same definition, but the numbering rules differ.
Same-number spurs
Short spurs from primary roads or motorways typically are not given a unique number, and three arms of the junction will apparently have the … See more

The Indian National Highway system designates spur routes of the main National Highways with letter suffixes. For example, National Highway 1 has four spur routes: NH 1A, NH 1B, NH 1C, and NH 1D, the shortest of which is just 6 kilometres (3.7 mi) in … See more

In Japan, spurs of its expressways are usually designated with an added letter "A". This designation applies to all routes that are part of a "family" of routes with the "parent" route lacking the added "A". Examples of spur routes in the system include the See more

All national roads, local roads and county roads have spur routes. A good example is DN1 and DN1A. DN1A goes from Bucharest to Brașov via Buftea, and have an intersection with See more