The schools that received threats included Hackensack, Teaneck, Mahwah, Bergenfield and Waldwick.
The Bergenfield Police Department tweeted Friday saying students were being moved to a safe location.
Bomb threat for BHS. Students being evacuated to a safe location. Police on scene, bomb squad notified and responding.@BergenfieldSD— Bergenfield PD (@BergenfieldNJPD) February 26, 2016
Students in Bergenfield were moved to a safe location for the time being, but were later returned to the school.
Mahwah Police Chief James Batelli said Friday that schools there were going off of a modified lockdown schedule, and will resume classes.