What's the cheapest way to call and send messages to America?

Cheapest call from China to the United States:

China Telecom's 17900IP calling card costs 0.30 yuan per minute (face value) for calling the United States and Canada.

Go to Taobao or auction the IP calling card of China Telecom 17900. Its face value in 50 yuan is about 16 yuan, and the face value of 100 is more than 30 (it seems that the face value in 50 yuan is sometimes cheaper). In fact, it is equivalent to 0. 1 yuan per minute. Bind your commonly used phones, including mobile phones and landlines, without dialing the password every time. If the number you want to dial in the United States is fixed, you can also set abbreviated dialing, which is faster. The whole process may be less than the number of buttons dialed by domestic mobile phones.

Of course, if you dial 17900, you will be charged the local phone bill of your mobile phone or landline, but it depends on the tariff package of your mobile phone or landline.

Don't think about texting. China Mobile International SMS 1 yuan, the other party will collect money. If you don't make a set meal, each 10-20 cents. If it is a thumbs-up, it is suggested that both parties install MSN and QQ on their mobile phones and apply for an Internet package, but the Internet package in the United States is more expensive.

The United States against China:

China's calling card can be bought in many places in the United States, which costs 20 dollars for 2000 minutes, 1 minute 1 cent. When mobile phones are generally idle in the United States (at night and on weekends, the specific time varies from company to company), it is the cheapest way for both parties.