Jalan Muar-Labis (Johor state route J3230px) is a major road in Johor, Malaysia. It is the longest state road in Johor with the total distance of 87 km (54 mi). It connects the town of Bukit Treh-Muar Bypass in Muar to Labis. This road also a main route to North-South Expressway Southern Route via Pagoh Interchange.