How do i contact the national works agency? The National Works Agency. Corporate Office. 140 Maxfield Avenue. Kingston 10. Tel: 1-876-926-3210-9. Digicel: 1-876-618-ROAD(7623) Toll-free: 1-888-429-5692. Enter your full name.How do i contact national car rental company? 0800 587 0904. United States. 800 962 7070. Founded in 1947, National has grown from 60 locations in the U.S. to a global car rental company servicing the needs of business travelers in over 1,500 locations worldwide.How do i contact nebf? You may contact NEBF by writing to the address shown below. If you would like to speak to a Pension Services Representative, you may call between the hours of 8:00 a.m. and 5:00 p.m. (EST), Monday through Friday.How do i contact wageworks by phone? Within the US Toll-Free: (877) 924-3967. 877-WageWorks. International Phone: 262-238-4000. Claims Claims Administrator. PO Box 14053.