County Route 678 (Warren County, New Jersey)
The following is a list of county routes in Warren County in the U.S. state of New Jersey.
In addition to those listed below, the following 500-series county routes serve Warren County:
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Wikipedia
The following is a list of county routes in Warren County in the U.S. state of New Jersey.
In addition to those listed below, the following 500-series county routes serve Warren County: