Phone Numbers. 937-645-3106. Participants with questions should contact the Service Center at 877.644.Salaried employees enroll online OR call 877-DC-PLAN1 (877-327-5261). To enroll online: Set up your online access and log in. Forms and Help. Forms. Help. Left justify and fill with blanks. 249-263. Employer Contact Phone. Number. 15. NACo's Deferred Compensation Program has helped more than 1.5 million county employees and retirees save for and live comfortably in retirement. To increase Commonwealth of Virginia 457 Deferred Compensation Plan contributions, log in to your online account or call toll-free 877-327-5261.