Contact Us 24 x 7 Hotline Phone: 1-800-587-4357 Contact Information PO Box 800 Petaluma, CA 94953 Fax: 707-769-4019 Please email us at [email protected] and let us know how we can help you. If you wish to report a runaway or missing child, please click here. If you’d like a free Child Safety Kit (includes Internet Safety information), please click here. Marc Klaas is not associated with the Polly Klaas Foundation. His foundation can be reached at 415-331-6867.