What is the phone number for the department of labor? The customer support phone number of Nj Department of Labor is (609) 984-2296 (Click phone number to call).How do you contact unemployment? The best way to reach the Department of Unemployment Assistance (DUA) is by phone. Our main Call Center can be reached at (877) 626-6800 from 8:30 a.m. to 4:30 p.m., Monday through Friday. Multilingual call agents are available. Other UI phone numbers that may be helpful:What is the address of the idaho department of labor? The address of Idaho Department of Labor is 317 W. Main Street Boise, Idaho 83735, United States.What are child labor laws in idaho? Child Labor Laws in Idaho For Minors Under 14. Currently the Idaho Child Labor Law states that those under the age of 14 may not work in any occupation other than agriculture in order to protect their right to develop fully. Typically, those under 14 are prohibited from work in factories, workshops, stores, restaurants, hotels, delivering goods,...