NJ Mercer 630 Map 2024-08-07 Roadnow Traffic | Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Map for major citites along NJ Mercer 630 Hightstown Map NJ Mercer 630 Exit/Junction Map Junction @ Windsor Perrineville Rd Map Nearby city: Hightstown Junction @ Whitcomb Rd Map Nearby city: Hightstown Junction @ Bradford Rd Map Nearby city: Hightstown