All were unfounded.
"At noon they got a call that there was a bomb in the building," Tenafly Police Chief Robert Chamberlain told Daily Voice.
Children and staff were moved to a safe location while three K-9 units from the Bergen County Sheriff's Office, accompanied by borough police, swept the facility, he said.
Firefighters and the local ambulance corps were also put on standby, the chief said.
Parents picked up preschoolers, he added.
"As we were checking, we discovered that there had been threats at other Jewish community centers across the nation," Chamberlain said.
Directors of the centers remained in contact with one another, he said.
Besides New Jersey, centers were threated in Delaware, Maryland (Baltimore and Rockville), Florida, South Carolina (Columbia) and Tennessee.
"Health and wellness facilities are open," Kaplen said in a statement. "All adult programs will resume according to their regular schedule; all after-school programs from 3 p.m. on will be on."
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