Agreement with Clearwire Powers new EarthLink Wireless Internet Offering

ATLANTA, GA — September 10, 2013 — EarthLink, Inc., NASDAQ: ELNK) a leading IT services and communications provider, today announced the launch of its new 4G Internet-at-Home wireless Internet plans for consumers. EarthLink's service will utilize the Clearwire 4G network via a wholesale agreement announced last September. EarthLink will offer two packages ideal for wireless Internet access for the home in over 80 cities nationwide. Starting at $29.95 a month, the At Home service delivers wireless Internet on up to 8 Wi-Fi enabled devices including smartphones, tablets and laptops and does not require a term commitment. This launch follows EarthLink's June 2013 launch of its new 4G Internet-on-the-Go wireless mobile Internet plans.

EarthLink's 4G Internet-at-Home Standard Plan for $29.95 a month includes Internet speeds up to 3Mbps and 5GB of monthly data. The Premium Plan, priced at $49.95 a month, doubles that speed and data usage to 6Mbps and 10 GB of monthly data. EarthLink also offers incremental data packages starting at $4.95 per month that can be added or removed at any time for a customer-tailored data offering. Visit http://www.earthlink.net/wireless-internet/4g-internet/ for more details about EarthLink's 4G Internet-at-Home plans.

"After the successful launch of our 4G Internet-on-the-Go wireless plans earlier this summer, we are pleased to now extend our wireless broadband portfolio for home use,” said Kevin F. Brand, Executive Vice President for EarthLink. "Consumer response to our initial wireless offering was very positive, as combining Clearwire's leadership in 4G with EarthLink's keen focus on customer care satisfies a real need in the marketplace."

EarthLink's 4G Wireless Internet-at-Home service is available in over 80 cities including New York, Los Angeles, Chicago, Atlanta, Houston, Philadelphia, San Francisco, Dallas, Washington, D.C, Seattle and Miami.

About EarthLink
EarthLink, Inc. (NASDAQ: ELNK) is a leading IT services and communications provider to more than 150,000 businesses and one million consumers nationwide. EarthLink empowers customers with managed services including cloud computing, managed and private cloud, and virtualization services such as managed hosting and cloud workspace. EarthLink also offers a robust portfolio of IT security, application hosting, colocation and IT support services. The company operates an extensive network spanning 29,421 route fiber miles with 90 metro fiber rings and 8 secure data centers providing ubiquitous nationwide data and voice IP service coverage across more than 90 percent of the country. Founded in 1994, EarthLink's award-winning reputation for outstanding service and product innovation is supported by an experienced team of professionals focused on best-in-class customer care. For more information, visit EarthLink's website at www.earthlink.net.