In Madrid:
Sala Macumba (Railway Station Chamartín): Friday (as Danzoo) and Saturday (as Sunflowers), from 00:00 to 7:00. Sunday (as Space of Sound) from 8:00 to 18:00.
Maxime (C/ Ronda de Toledo, near of Puerta de toledo): Friday (as Sunflowers) and Saturday (as Ready!), from 00:00 to 6:00. Sunday (as People) from 18:00 to 3:00.
La Riviera (C/ Paseo Virgen del Puerto, near Puente de Segovia): Friday (as Deep) and Saturday (as L'Inferno), from 00:00 to 7:00.
Balcón de Rosales (C/ Paseo Pintor Rosales): Saturday (as Le Club) from 00:00 to 6:00. Sunday (as Sunset) from 18:00 to 3:00.
The next discos are very popular in Madrid, but they aren't specially clubbing discos.
Joy Eslava: C/Arenal, near of Puerta del Sol.
Palacio de Gaviria: C/Arenal, near of Puerta del Sol.
Kapital: C/ Atocha, near or railway station Atocha
Enjoy it!!!