There are several data centers that are being built around the Toyota facility in Plano, but none are branded as Toyota data centers - I'm assuming that's what

There are several data centers that are being built around the Toyota facility in Plano, but none are branded as Toyota data centers - I'm assuming that's what you mean. They aren't online yet. I'd also add that Softlayer is based in Dallas, and operates several data centers throughout the DFW area.