"They should switch to talk on fixed-line phones or in person."
Cellphones have revolutionized communications in a place where fixed-line phones were scarce.
It charged 0.39 euro, or about 47 American cents, a minute for calls to a fixed-line phone within Europe.
Consumers are also using the Internet more and talking less on fixed-line phones.
That is way too long for a business revolution, so many people are looking beyond fixed-line phones and personal home computers.
In contrast, about 36% of Iranians had fixed-line phones.
It is run by China Telecom, the dominant fixed-line phone and Internet company.
Residential spending per month on fixed-line phones has dipped 16 percent since 2000, to $47.22.
There are over 175,000 fixed-line phones in Mongolia, though this number is slowly decreasing.
China Telecom still owns a huge, but unwieldy, fixed-line phone network, as well as a data-transmission business.