From 1995 to 2002, there has been 159 new area codes added.
As of April 2002, there were 22,585,348 working Toll-Free numbers.
There is a 1 second pause between rings. Caller ID information is passed in .5 seconds, .25 seconds after the first ring.
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The National average monthly local residential telephone service has only
increased from $19.24 in Oct 1990 to $21.84 on Oct 2001.
As of 12/31/2000, there were 188,497,257 active telephone lines in the U.S. and
1,919,640 pay phones.
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