# N21

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> Markdown URL: https://mediated.wiki/source/N21.md
> Source: https://en.wikipedia.org/wiki/N21
> Source revision: 1115131763
> License: Creative Commons Attribution-ShareAlike 4.0 International (https://creativecommons.org/licenses/by-sa/4.0/)

**N21** or **N-21** may refer to:

## Buses and trams

- [N21 (Long Island bus)](/source/N21_(Long_Island_bus)), New York
- [London Buses route N21](/source/London_Buses_route_N21)

## Roads

- [N21 road (Belgium)](/source/N21_road_(Belgium)), a [National Road in Belgium](/source/List_of_National_Roads_in_Belgium)
- [Route nationale 21](/source/Route_nationale_21), in France
- [N21 road (Ireland)](/source/N21_road_(Ireland))
- [N21 (Cape Town)](/source/N21_(Cape_Town)), in South Africa
- [Nebraska Highway 21](/source/Nebraska_Highway_21), in the United States

## Other uses

- [HMS *Abdiel* (N21)](/source/HMS_Abdiel_(N21)), a minelayer of the Royal Navy
- [Network TwentyOne](/source/Network_TwentyOne), an Amway support organization
- [Nieuport 21](/source/Nieuport_21), a French First World War fighter
- [Nitrogen-21](/source/Nitrogen-21), an isotope of nitrogen
- [Tumbuka language](/source/Tumbuka_language)
- N21, a postcode district in the [N postcode area](/source/N_postcode_area)

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Adapted from the Wikipedia article [N21](https://en.wikipedia.org/wiki/N21) by Wikipedia contributors ([contributor history](https://en.wikipedia.org/wiki/N21?action=history)). Available under [Creative Commons Attribution-ShareAlike 4.0 International](https://creativecommons.org/licenses/by-sa/4.0/). Changes may have been made.