The Napa County Jail is part of the Napa County Department of Corrections complex at 2210 Napa Vallejo Highway, Napa, CA 94558. The department is responsible for the institutional care, treatment, and rehabilitation of incarcerated persons housed at the facility.
The county’s current corrections pages list the jail facility phone line as (707) 253-4401 and publish additional custody information, visitation guidance, and incarcerated-person mail procedures through the Corrections section of the Napa County website.
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