GREENSBORO, N.C. — Greensboro is rezoning land that could become the site for a proposed $600 million American Express (NYSE: AXP) data center complex.

The News & Record of Greensboro the city’s zoning commission unanimously backed rezoning 145 acres of agricultural land in eastern Guilford County that would be annexed to the city.

Attorney Henry Isaacson represented American Express and says if plans in Greensboro don’t work out, the financial company could instead build in Des Moines, Iowa. There has been no estimate on the number of jobs that might be created.

The complex of data processing servers would keep information from credit card transactions in two new buildings.

The company explored city and county economic incentives but chose not to accept any.

North Carolina also is being considered for two other data centers, based on reports from the N.C. General Assembly which has approved tax incentives that would benefit the projects.

Reportedly, one is for Microsoft in Mebane.

Another could be Fidelity Investments in the Triangle.

North Carolina already is home to huge data centers for Google and Apple in Western N.C.

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