NEVER EVER buy from callingcards.com!!! I bought a US$20 calling card from them, but everytime I made a call, when I check back the balance, they overcharged me. I had to call back to customer service every single time and ask them to adjust the balance, and the last two times I complained, they no longer credit back the minutes/$$ back to me. The last call that I made was about 30 mins and the rate should just be US$0.088 a minute, I had about US$8.50 on the card when I started the call, but after I finished, I checked the balance and it... read full review »