* Gibson Les Paul: The Les Paul is a classic solid-body electric guitar that has been used by many famous guitarists throughout history. Trey Anastasio has used Les Pauls on many of Phish's albums and live performances.
* Gibson SG: The SG is another classic solid-body electric guitar that is known for its thin and lightweight design. Trey Anastasio has used SGs on several Phish albums and live performances.
* Fender Stratocaster: The Stratocaster is a versatile electric guitar that is known for its bright and twangy sound. Trey Anastasio has used Stratocasters on several Phish albums and live performances.
* Fender Telecaster: The Telecaster is a vintage electric guitar that is known for its simple design and clear sound. Trey Anastasio has used Telecasters on several Phish albums and live performances.
* Custom-built guitars: In addition to using production guitars, Trey Anastasio has also commissioned custom-built guitars from various luthiers. These guitars have been designed to meet his specific needs and requirements.
In general, the guitars that Trey Anastasio uses tend to have a warm and full sound with a focus on clarity and sustain. However, he also experiments with different guitars and effects pedals to create a wide range of sounds.