how many phone # are possible?

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a telephone # has 3 parts: an area code, an exchange, and a suffix how many different telephone #'s are possible?? (please show all work)

2007-07-29 10:43:46 · 3 answers · asked by la'Shaye crystell 1 in Education & Reference ➔ Other - Education

7,920,000 available #'s for each area code.

2007-07-29 10:53:08 · answer #1 · answered by Anonymous · 0⤊ 0⤋

When the numbers run out they will start adding letters

2007-07-29 17:52:41 · answer #2 · answered by Bemo 5 · 0⤊ 0⤋

100000000000, or 10^10, 10 possible numbers for each number, 10 digit number.

2007-07-29 17:48:26 · answer #3 · answered by JT 4 · 0⤊ 0⤋