Seattle-based Marchex announced Monday that it has inked a local advertising distribution agreement with Yellow Pages advertiser Idearc Media. According to Marchex, Idearc will place its Superpages.com advertisers on its network of web sites. Financial impact of the deal was not disclosed. Marchex operates an online advertising network; Idearc Media is publisher of the Verizon Yellow Pages and operator of Superpages.com.