Investor Contacts

Zhone Technologies' Transfer Agent

Computershare Trust Company, N.A.
Po Box 43078
Providence, RI 02940-3078

+1 800 942 5909
+1 312 360 5195
Inquiries
  • Change of ownership
  • Change of address
  • Exchange of common stock certificates
  • Stock transfer
  • Stockholder records
  • Investor Relations Contact

    Zhone Technologies
    Investor Relations
    @ Zhone Way
    7195 Oakport Street
    Oakland, CA 94621

    510-777-7013
    Investor Relations
  • General company questions
  • Investor events
  • Investor Web site