US 1 widens to 6 lanes at the Aaron Road traffic light.

At Commercial Boulevard traffic light.

At Adams Lane / Cozzens Lane traffic light.

At NJ 91 (Jersey Avenue) interchange.

At the NJ 26 (Livingston Avenue) interchange.

At North Oaks Boulevard traffic signal.

At the Wal-Mart Shopping Center signal. North of this signal, US 1 transitions into a Jersey Freeway.