Cities included in Middlesex County: New Brunswick, Perth Amboy, Sayreville, Carteret, South Plainfield, Colonia, Iselin, Avenel, South River, Princeton Meadows, Highland Park, Metuchen, Middlesex, Fords, Kendall Park, Monmouth Junction, South Amboy, Dayton, Spotswood, Madison Park, Dunellen, Rutgers University-Busch Campus, Heathcote, Milltown, Laurence Harbor, Jamesburg, Port Reading, Sewaren, Keasbey, Menlo Park Terrace, Rossmoor, Plainsboro Center, Concordia, Monroe Manor, Hopelawn, Whittingham, Brownville, Helmetta, Forsgate, Rutgers University-Livingston Campus, Regency at Monroe, Stonebridge, Deans, Renaissance at Monroe, Encore at Monroe

Zip Codes included in Middlesex County: 07001, 07008, 07064, 07067, 07077, 07080, 07095, 07747, 08512, 08536, 08810, 08816, 08817, 08820, 08824, 08828, 08830, 08831, 08832, 08837, 08840, 08846, 08850, 08852, 08854, 08857, 08859, 08861, 08863, 08872, 08879, 08882, 08884, 08901, 08902, 08904