T-Mobile USA has continued to struggle, as subscribers of contract-based mobile phone plans with the company left their services in record numbers during the fourth quarter.

CAMBRIDGE, Mass., April 15 /PRNewswire/ -- As mobile customer retention remains a key focus in both developed and emerging markets, operators should assess the value of churn within the context of key segments, according to a new report from Pyramid Research (www.pyr.com). Mobile Customer Churn: Why It Matters Less in Some Emerging Markets looks at the value of churn as an indicator and analyzes the strength in the value between emerging markets, such as Africa and Asia, and that of other countries.

RA'ANANA, Israel, CINCINNATI, and DENVER, Jan. 19 /PRNewswire-FirstCall/ -- NICE Systems Ltd.

EDINBURG, Va., Jan. 22 /PRNewswire-FirstCall/ -- Shenandoah Telecommunications Company (Shentel) (Nasdaq: SHEN) today announced year end customer results for 2008.

MetroPCS Communications, Inc. (NYSE: PCS), the nation's leading provider of unlimited wireless communications service for a flat-rate with no signed contract, today announced selected subscriber information for the quarter ended September 30, 2008.