Suite 12, Level 2, 7 Grosvenor Place
Brookvale NSW 2100

Tel: +61 2 89689307

Level 2, 2/b Montevideo u.
1037 Budapest, Hungary

Tel: +36 30 9518 256

Spectrum Mobile Services

Av. Prol. Paseo de la Reforma No. 1015

Punta Santa Fe Torre A Piso 1

México D.F. 01376, México
Tel: +52 (55) 4123 4116