Southern End

1 Bus ends at US 1 in Trenton. Signs existed along the routing of former US 1 Alternate to Pennsylvania but that route was never official.


1 Bus begins on this left exit ramp from 1 north.

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Northern End

1 Bus ends at US 1 in Lawrence.


1 south at the beginning of 1 Bus, both signs on the same gantry.

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Historic Northern Segment

Before 1988, US 1 Business followed what is now NJ 139. See that page for photos. The renumbering resulted in the designation moving to its current location.

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