Phone Cards 4 All  
Find low rate prepaid international phone cards to call any country from USA. These prepaid phone cards are cheap, clear and easy to use. This website offers some of the best quality prepaid international phone cards to call anywhere in the world.
More Info - www.phonecards4all.com

 Pingo: International Calling Card  
A calling card with discounted rates that uses VOIP technology for cheap long-distance and inernational calling.
More Info - www.pingo.com

 Prepaid Calling Cards  
We offer you the cheapest prepaid calling cards for United States available today. Offering international calling cards and prepaid phone card for use from USA and Canada.
More Info - www.calling-cards-online.net

 Simply Bell: International Calling Cards  
International calling cards and online phone cards. By using prepaid phone cards you can easily save 80% or more off of your long distance phone bill. You can call from your home, office, pay phone, cellular phone or hotel.
More Info - www.simplybell.com

 UnionTelecard Alliance  
Long Distance provider offering low cost prepaid calling cards with features that include pinless dialing, online account management and online calling history report.
More Info - www.viapin.com