Both the Registrar-Recorder headquarters and ballot processing center were swept by investigators and no threat was located.

The bomb threat was “communicated to” the registrar’s main facility on Berger Drive in North San Jose about 8 a.m. Saturday, leading to the evacuation of the building. Vote counting was suspended until the building can be cleared, according to the report.

Authorities said the voter registration offices of Orange and Riverside counties were closed Friday after receiving a bomb threat.

Riverside County was among several registrar’s offices around Southern California and the nation to get bomb threats after Election Day.

Orange County’s elections office, where ballots were being counted, received a bomb threat Friday afternoon, the registrar said.

Election offices in Orange and Riverside counties were evacuated after each received bomb threats. No explosives were found in either building. Both threats were sent via email, authorities said. ABC News is reporting that these same types of threats have been happening at offices across the country.

Registrars of voters' offices in Orange and Riverside counties were evacuated Friday evening after receiving bomb threats, but no explosives were located at either site.

Deputies evacuated the Orange County Registrar of Voters after it received a bomb threat at its Santa Ana office.

The San Diego County Registrar of Voters received a bomb threat at its office in Kearny Mesa, officials said Saturday.