what is danville pa zip code
The Danville Zip Code is 17821, 17822. If you want to send a mail to Danville City, you should use the 17821, 17822 Zip Code. In 1983, the U.S. Postal Service introduced an expanded Danville ZIP code system that it called ZIP+4, often called plus-four codes, add-on codes, or add ons.