An adjustable guitar effects pedalboard for anchoring guitar effects pedals. More specifically, a pedalboard having an upper level and a lower, telescoping level that is configured to allow users to adjust the width of the pedalboard to fit their needs. The upper level and the lower, telescoping level are curved and further contain a plurality of holes on which users can use cable ties to anchor their guitar effects pedals. The lower, telescoping level is comprised of a first telescoping section and a second telescoping section, and the plurality of holes in each of the telescoping sections align with each other in various positions of expansion and contraction.