Recorder's Norwalk headquarters received a bomb threat on Saturday — the latest in a string of threats targeting election hubs across the region and country.

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

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.

The San Diego Registrar of Voters received a bomb threat early Friday, prompting a full-scale investigation, the county communications office confirmed.

Authorities said the voter registration offices of Orange and Riverside counties were evacuated Friday after each received a bomb threat. According to Elizabeth Florer, public information for the Riverside County Registrar of Voters,