Interstate 540 may mean:
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Interstate 540 (Arkansas)
Interstate 540 (I-540) is a freeway spur route of I-40 in the US state of Arkansas in Fort Smith. The total length is . At first, I-540 was a short spur connecting Fort Smith and Van Buren to I-40 as one of the original five Arkansas Inter ...
, a spur from Interstate 40 to Fort Smith, Arkansas; formerly also to Bentonville, Arkansas (now part of Interstate 49)
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Interstate 540 (North Carolina)
Interstate 540 (I-540) and North Carolina Highway 540 (NC 540) are part of a partially completed beltway around the city of Raleigh in the US state of North Carolina, forming the Raleigh Outer Loop. When complete, the route will c ...
, the free portion of a partially tolled loop road around Raleigh, North Carolina.
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