Write a review Your name* Your e-mail* (Not for publication) Rating ★★★★★ Excellent ★★★★☆ Very good ★★★☆☆ Average ★★☆☆☆ Poor ★☆☆☆☆ Terrible Your review * * — Required information Whisper Telecoms Ltd ← View details 19 Kewstoke Avenue, Llanrumney, Cardiff CF3 4DB, United Kingdom, Cardiff, England