AloSmart: Provides prepaid calling cards. Includes a card list, a rate finder, and the conditions of use.AmeriCom: A national independent reseller of the domestic and international long distance services of major U.S. carriers. Offering dial 1, 800, calling card, international and international callback services.Globalone: Offers a single source for the provision of seamless voice, data and IP services for businesses, carriers and consumers around the world.Mainstream: Telecommunication services based in the United Kingdom; including the universally recognized 0800 freephone numbers. Calling card & top up cards, access numbers, local, national & mobile phone numbers.Nimbustel: Offers a business opportunity with prepaid calling cards. Includes careers and FAQ.One World Communications: Save 20 - 80% on international calls.Western Express: Offers affiliate program selling cards, calls and recruiting other dealers.