Generally, you need to be a resident of the area, a student, or a faculty member. Some libraries allow for "courtesy" or "community" cards for non-residents, often for a fee.
A borrower’s card (or library card) is your key to accessing library materials, technology, and online resources. It acts as identification for checking out items and managing your library account. How to Get a Borrower's Card borrower's card
Parents or guardians often need to sign up for cards for children (typically under 15–18 years old). Generally, you need to be a resident of
Online applications can take 2-4 business days for approval. Usage and Responsibilities Borrower's Guidelines | Livermore Public Library borrower's card