Marchex to Present at Citigroup Global Internet, Media & Telecommunications Conference

Today, Marchex, Inc. (NASDAQ: MCHX) announced that Russell Horowitz, Chief Executive Officer, will present at the following investor conference:

The live audio Webcast and archived version of the Marchex presentation will be available by visiting Events in the Investor Relations section of the Marchex website. (http://www.marchex.com/investors/events.html).

About Marchex

Marchex, Inc. delivers customer calls to businesses and analyzes those calls so companies can get the most out of their mobile advertising.

Marchex supports its customers through a unique technology platform that has three primary components: (1) Call Analytics, which powers all of Marchex’s advertising solutions, and allows partners to leverage data and insights that accurately measure the performance of mobile, online and offline call advertising; (2) Digital Call Marketplace, which annually connects hundreds of millions of consumer calls to advertisers from a range of mobile and online sources on a Pay For Call basis; and (3) Local Leads, a white-labeled, full service digital advertising solution for small business resellers that drives quality phone calls and other leads to their small business advertisers.

On November 1, 2012, Marchex announced its intention to pursue separation of its business into two distinct, publicly-traded entities. Upon completion of the proposed tax-free spin-off transaction, Marchex’s existing shareholders would hold interests in: (1) Marchex, a pure play mobile advertising company focused on calls, and (2) Archeo, Inc., a premium domain and advertising marketplace. The spin-off is expected to be completed in 2013. Marchex is based in Seattle. To learn more, please visit www.marchex.com.