Any immediate increase in phone rates would probably be modest, they say.
Officials at the company said that they expected the contract to have little effect on phone rates.
Analysts and industry executives said the decision would lead to a sharp rise in local phone rates.
There is no sign that mobile phone rates for daytime use will fall.
But Dussander's been getting a special "quiet phone" rate for the last seven years.
The cost of this delivery should be regulated, as local phone rates are now.
But it would no longer have the cushion of steadily increasing phone rates.
Bell's first increase in pay phone rates since 1981.
But the high phone rates are actually a hidden tax on people who already pay for the prisons through their taxes.
The company had an average increase of 16.4 percent in basic phone rates, which went into effect earlier this year.