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California prison mail & photo rules checker
Tick what you plan to send and see CDCR's official rules for it before it gets rejected. Pick a prison for its mailing address.
All official mail rules we have for California
- Write the full name and CDCR number, institution name, P.O. Box, housing if known, and city and ZIP. (official source) (opens in new tab)
- The mailing address usually differs from the street address. Each institution's CDCR page lists its P.O. boxes. (official source) (opens in new tab)
Write the person's name and ID number only on the envelope; this page never asks for them. Rules change and can differ by prison; the prison's posted rules win. Not legal advice. No sponsors or affiliate links. Last checked .
Other states · California visit-day checklist · California prisons and family guide
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