View from highway Community of Yellow Frame, New Jersey. Point of Information - Warren County, New Jersey - Eastern county line. Warren County offers a wide range of recreational opportunities for all kinds of people. Outdoor lovers enjoy rigorous hikes, prime fishing and superb scenery ranging from the majestic Delaware Water Gap to the most charming country lane. History enthusiasts can trace the trail of the Lenni Lenape, the path of the Morris Canal or the recall the days of the great railroads. New York/New Jersey State Line to Junction of Interstate Highway #80