In May the three largest long-haul telecommunications carriers were quite active in signing customer contracts.As AT&T, MCI and Sprint try to win new business customers, nabbing federal government and large corporate contracts is key.Of course, it\u2019s possible that we\u2019re just hearing more about customer wins because each of the carriers is simply more proactive about announcing them, but nonetheless May turned out to be a decent month for each carrier.The Department of Health and Human Services\u2019 Centers for Medicare & Medicaid Services inked a four-year deal with AT&T Government Solutions worth $76.6 million early in May.AT&T is managing the government\u2019s data network that supports the Medicare and Medicaid system. State and federal agencies, totaling \u201ctens of thousands of users\u201d around the country, use this network to support Medicare and Medicaid consumers and process their claims.In addition to managing its data network, AT&T is also hosting the Web sites for the Centers for Medicare & Medicaid Services.Last week, AT&T Government Solutions re-signed another government agency to a three-year deal. The Office of Personnel Management (OPM) is using AT&T\u2019s Web hosting services to support its human resource site used by government employees and also its external Web site. The contract is worth $850,000.\u00a0MCI announced a federal government contract win. The National Oceanic & Atmospheric Administration (NOAA) inked a seven-year deal with MCI to provide satellite services to 90 meteorological offices. NOAA is using MCI\u2019s Very Small Aperture Terminal services to reach its offices, some in locations that are remote and difficult to reach. MCI would not disclose the dollar amount associated with this contract:https:\/\/www.nwfusion.com\/edge\/news\/2003\/0520noaa.htmlSprint announced that Westinghouse Electric signed a \u201cmultiyear, multimillion-dollar agreement\u201d with the carrier for new data and voice services. The nuclear power company will use Sprint\u2019s IP, private line and frame relay data services in the U.S. and overseas. Plus, the company is using Sprint\u2019s audio conferencing and voice services.\u00a0 Westinghouse sought out a new carrier partner to help consolidate its current infrastructure to operate a more efficient network, according to Sprint.The carrier also signed deals with the March of Dimes for IP services; New Balance Athletic Shoe for IP VPN, voice over IP and traditional voice services; and Virtual Care Provider for frame relay and DSL services.