National Research Institute of Astronomy and Geophysics (NRIAG) Address: EL Marsad Street 1, Helwan, Cairo Arab Republic of  Egypt Telephone: (+202) 255 41100 – 255 49780 Fax: (+202) 255 48020 Mob: (+2) 01027515151 Post No: 11421 Box:138 Email: President@nriag.sci.eg For Visits Reservation to Kottamia Astronomical Observatiry, please call Dr.Mohamed El-Sadek Mob:(+2) 01064110064 By Car: NRIAG can be … Continue reading Contact Us