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High-End Computing Program

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This section has basic information for contacting user support staff at the NASA Advanced Supercomputing (NAS) Facility and the NASA Center for Climate Simulation (NCCS), and includes links to each facility's specific policies, user forms, and documentation.

New and experienced users alike can refer to this at-a-glance chart for navigating to NAS and NCCS systems and support services.

Not sure where to begin? Potential, new, and experienced users can all browse information on how to get started—no matter where you are in the process of accessing High-End Computing Program resources.


NAS User Services
Toll-free: 1-800-331-8737
Local: 650-604-4444

Hours of operation:
24 hours 7 days a week

NCCS User Services Group
301-286-1634 (Fax)
Follow NASA_NCCS on Twitter

Hours of operation:
Monday through Friday
8 a.m. to 6 p.m.
Eastern Time (U.S.)

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