This series of expansions from Zayo marks the latest in the company's $250 million investment into its global infrastructure this year. Most recently, the company expanded its infrastructure and Tier 1 IP network into the key border cities of McAllen and Laredo, Texas, with two new 100G IP points of presence (PoPs) and 400G Wavelengths capabilities. In May, Zayo announced its largest organic network expansion to date. Celebrating its 15 year anniversary this year, Zayo's footprint now spans 16 million fiber miles and 137,000 route miles.