Dex One Corporation (…) today announced a distribution agreement with Citysearch, an operating business of IAC. Dex One advertisers will now have the option to have their listings appear across CityGrid, the largest content and ad network for local, as well as DexKnows.com, Dex One’s popular online local search site.

via Dex One and Citysearch Partner to Feature DexKnows.com Advertiser Listings across CityGrid.

What it means: It makes complete sense strategically for Dex One to expand their product portfolio, leveraging their sales force to sell into Citysearch CityGrid network. On a related note, Dex One had signed a content agreement with Yelp about three weeks ago. In the future, we’ll see more and more of these reciprocal agreements featuring content aggregation and sales channel.