The Des Moines Area Office does not serve all of Warren county. For Southern Warren county (including Indianola) please see the Ottumwa Area Office. The Des Moines Area Office also manages the Des Moines Workforce service unit. If you have any questions or concerns, please contact the Area Office Supervisor, Kathy Davis. Address 510 East 12th St. Des Moines, IA 50319 United States Phone Number (515) 281-4211 Toll Free Number 1-800-532-1486 Fax Number (515) 281-7645 Counties Served Dallas Polk Warren (North) Email Office