The area code 609 is located in Allentown, New Jersey.
Are you curious about area code 609? This telephone area code is here to connect you with Allentown, New Jersey. Whether you're a resident or just passing through, 609 is the number that keeps you connected with this vibrant city. With its rich history and charming small-town atmosphere, Allentown is a hidden gem waiting to be explored. So, the next time you dial those 609 digits, get ready for an unforgettable experience in Allentown, NJ.