T-Mobile (NASDAQ: TMUS) and Crown Castle (NYSE: CCI) today announced they have agreed to expand their long-term, strategic relationship. Under the agreement, Crown Castle will deploy additional small cells within their existing footprint and light up small cells in new markets, helping T-Mobile enhance 4G LTE network capacity and prepare for 5G deployments.

'This agreement expands our long-term partnership with Crown Castle,' said Neville Ray, Chief Technology Officer for T-Mobile. 'By installing additional small cell locations, our customers will have an improved wireless experience with LTE and as we migrate to 5G.'

This agreement will add significant infrastructure to both existing markets as well as new markets. Consumers and businesses will benefit from these small cells by being able to connect and access essential data, technology, and wireless services-during everyday interactions, large concerts and sporting events.