United States Government--army Dept Of, Engineering & Environmental Sciences Morrisville, NC 27560 Phone : (919) 549-4362 Business Category Government Offices-Federal Government Offices & Public Schools Us Government--army Dept Of, Office Of Research & Technology Integration, Engineering & Environmental Sciences Durham, NC 27709 Phone : (919) 549-4362 Business Category Government Offices-Federal National Security Government Offices & Public Schools Army Dept Of--army Research Office, Scientific Research Directorates, Mechanical And Environmental Sciences Durham, NC 27701 Phone : (919) 549-4362 Business Category Government Offices-Federal Government Offices & Public Schools