Allopass.com
Offers a telephone bill based micropayment system for European webmasters.
http://www.allopass.com/

Centipaid Corporation
Offers micropayment solutions using Internet stamps to pay for web site access, email postage, and online content.
http://www.centipaid.com/

Coulomb Ltd.
Provides micropayment solutions for charging web users to view content online.
http://www.coulomb.co.uk/

Dialer Access
Dialer based transaction solutions for resellers.
http://dialeraccess.com/

Dialer Profits
Dialer software pays webmasters for each minute a visitor is connected through the dialer to the content website.
http://www.dialerprofits.com/

Etelcharge.com
Allows customers to charge online purchases to their phone bill.
http://www.etelcharge.com/

Paystone Micropayment Solutions
Micropayment solutions for content, games, cartoons, articles, music, video and books selling.
http://www.paystone.com/

Peppercoin
Small payment service that allows physical and digital merchants to sell low-priced content.
http://www.peppercoin.com/

Pico-Pay
A general purpose micropayments gateway and hosted management server, which uses the revenue garnered from ad clickthroughs to pay for a content hosted by website publishers.
http://www.pico-pay.com/