Contact: Mark Church, Chief Elections Officer & Assessor-County Clerk-RecorderAlternate: Jim Irizarry, Assistant Chief Elections Officer & Assessor-County Clerk-Recorder (Redwood City, CA) On September 27, the San Mateo County Registration & Elections Division will begin mailing the Sample Ballot & Official Voter Information Pamphlet to registered voters for the November 6, 2018 Statewide General Election.