N91 may refer to:
* , a submarine of the Royal Navy
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London Buses route N91
The London Night Bus network is a series of night bus routes that serve Greater London. Services broadly operate between the hours of 23:00 and 06:00.
Many services commence from or operate via Trafalgar Square and are extensions or variations ...
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Nebraska Highway 91
Nebraska Highway 91 is a highway in central and eastern Nebraska. Its western terminus is at an intersection with Nebraska Highway 2 north of Dunning. Its eastern terminus is at an intersection with U.S. Highway 30 and U.S. Highway 75 in Blair. ...
, in the United States
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Nokia N91
The Nokia N91 is a smartphone produced by Nokia as part of their Nseries line of portable devices. It was announced on April 27, 2005 along with N70 and N90 as the first three Nseries devices. The N91 ran on Symbian-based S60 3rd Edition (the ...
, a mobile phone
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