From an Alameda County press release:
Voters may request a Vote-By-Mail Ballot at any time from now until Feb. 26 for the March 5 Piedmont Unified School District Special Election by completing the application on the back of their sample ballot, by sending a written request to the Registrar of Voters or by completing the online Vote-By-Mail application at www.acgov.org/rov/votebymail.htm.
The Vote-By-Mail period for this election is from Monday, Feb. 4 through Tuesday, Feb. 26.
All requests for Vote-By-Mail Ballots must be in writing and include the voter’s signature. Law precludes the Registrar of Voters from issuing a ballot based on a telephone request.
Requests may be mailed to the following address:
Alameda County Registrar of Voters, 1225 Fallon St., Room G-1 Oakland, CA 94612
The Registrar of Voters must receive all written requests for Vote-By-Mail Ballots no later than Feb. 26 at 5 p.m. Voted ballots must be returned to the Registrar of Voters or any polling place within the Piedmont Unified School District no later than the close of polls on Election Day. Postmarks are not accepted.
For more information, contact the Registrar of Voters at 510-272-6973.