Contact LAADS User Support

For all questions related to LAADS Web, contact MODAPS User Support at or 1-800-596-8132 (toll-free - US only).

Our service hours are from 9 a.m. to 5 p.m. Eastern Standard Time, Monday through Friday. However, requests for support via e-mail or the voice recording service (on the toll-free number above) are monitored outside those hours, and we will attempt to respond to urgent issues outside the standard operation hours.

Mailing Address

MODAPS User Services
Code 619
Goddard Space Flight Center
8800 Greenbelt Road
Greenbelt, Maryland 20771