The following highways are numbered 491:
Canada
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United States
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Interstate 491 (cancelled proposal)
U.S. Route 491
Delaware Route 491
Florida State Road 491 (former)
Maryland Route 491
Pennsylvania Route 491- Puerto Rico Highway 491
| Preceded by 490 |
Lists of highways 491 |
Succeeded by 492 |
This article includes a list of roads, streets, highways, or other routes that are associated with the same title.
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