The Cost of Landline Telephone Privacy
Annual fees are charged to telephone landline customers who request that their phone numbers not be published. California State Senate Bill 1423 would have allowed landline phone customers to have this service at no cost. The bill did not receive the number of votes needed in the California State Senate. Currently, cellphone users can have unlisted cellphone numbers at no cost.
Why your privacy still comes at a cost, Los Angeles Times, June 4, 2008