Research Triangle Park 14 T W Alexander Dr Durham, NC 27711 Phone : (919) 248-5000 Rtp Federal Credit Union 109 T.w. Alexander Drive Rtp, NC 27711 Phone : () - Triangle Life Sciences 86 T W Alexander Dr Durham, NC 27711 Phone : (919) 549-5199 Rti International 86 T W Alexander Dr Durham, NC 27711 Phone : (919) 406-1850 Emc Corp 62 T W Alexander Dr Durham, NC 27711 Phone : (919) 549-8421 Toll Brothers 2700 T W Alexander Dr Durham, NC 27711 Phone : (919) 206-4510