Area Codes USA Today reporter Paul Wiseman described the old rules for the three-digit telephone area codes
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Area Codes USA Today reporter Paul Wiseman described the old rules for the three-digit telephone area codes by writing about “possible area codes with 1 or 0 in the second digit.
(Excluded: codes ending in 00 or 11, for toll-free calls, emergency services, and other special uses.)” Codes beginning with 0 or 1 should also be excluded. How many different area codes were possible under these old rules?
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Elementary Statistics Using Excel Pearson New
ISBN: 978-1292041766
5th Edition
Authors: Mario F Triola
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