The most populous cities in area code 609 are: Trenton, Princeton, Pleasantville, Atlantic City, and Mount Holly.
Other cities in the 609 area code include: Haddonfield, Lawrence Township, Burlington, Allentown, Wildwood, Barnegat, Haddon Heights, Cranbury, Joint Base Mdl, Plainsboro, Bordentown, Hightstown, Beach Haven, Hopewell, Pennington, Ocean City, Cape May Court House, Medford, Ventnor City, Hammonton, Pemberton, New Egypt, Vincentown, Camden, Bridgeton, Moorestown, Woodbine, Mays Landing, Lambertville, Tuckerton, Somers Point, Avalon, Florence, Egg Harbor City, Woodbury, Absecon, Forked River, Sea Isle City, Marmora, Pennsauken, Millville, Browns Mills, Brigantine, Villas, Salem, Cape May, Milmay, Vineland, Clementon, and Mullica Hill.
Trenton is the capital city of the U.S. state of New Jersey and the county seat of Mercer County. It was briefly the capital of the United States. The city's metropolitan area is grouped with the New York metropolitan area by the United States Census Bureau, but directly borders the Philadelphia metropolitan area and is part of the Federal Communications Commission's Philadelphia Designated Market Area. As of the 2010 United States Census, Trenton had a population of 84,913, making it the state's 10th-largest municipality. The Census Bureau estimated that the city's population was 84,034 in 2014. Trenton dates back at least to June 3, 1719, when mention was made of a constable being appointed for Trenton, while the area was still part of Hunterdon County. Boundaries were recorded for Trenton Township as of March 2, 1720, a courthouse and jail were constructed in Trenton around 1720 and the Freeholders of Hunterdon County met annually in Trenton. Trenton became New Jersey's capital as of November 25, 1790, and the City of Trenton was formed within Trenton Township on November 13, 1792. Trenton Township was incorporated as one of New Jersey's initial group of 104 townships by an act of the New Jersey Legislature on February 21, 1798. On February 22, 1834, portions of Trenton Township were taken to form Ewing Township. The remaining portion of Trenton Township was absorbed by the City of Trenton on April 10, 1837. A series of annexations took place over a 50-year period, with the city absorbing South Trenton borough (April 14, 1851), portions of Nottingham Township (April 14, 1856), both the Borough of Chambersburg Township and Millham Township (both on March 30, 1888), as well as Wilbur Borough (February 28, 1898). Portions of Ewing Township and Hamilton Township were annexed to Trenton on March 23, 1900.
Pleasantville is a city in Atlantic County, New Jersey, United States. As of the 2010 United States Census, the city's population was 20,249, reflecting an increase of 1,237 (+6.5%) from the 19,012 counted in the 2000 Census, which had in turn increased by 2,985 (+18.6%) from the 16,027 counted in the 1990 Census. Pleasantville was originally incorporated as a borough by an act of the New Jersey Legislature on January 10, 1889, from portions of Egg Harbor Township, based on the results of a referendum held on December 15, 1888. Pleasantville was incorporated as a city on April 14, 1914, replacing Pleasantville borough, based on the results of a referendum held that same day. the city was named by Dr. David Ingersoll for its surroundings.
The 609 area code lies within the Eastern Daylight Time Zone (or EDT). The current time in Eastern Daylight Time is 5:01 AM on Dec 20, 2022.