American Express has released new travel data revealing emerging cities for business trips, and the results may surprise you.

In a report released last month, the company analyzed year-over-year growth in hotel and airline transactions among commercial customers.

American Express's report made no mention of bustling coastal markets like New York, Los Angeles or San Francisco, but rather several mid-sized cities were included in list of the emerging business travel areas, a handful of which have experienced population growth in recent years.

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