Take a look at our Tools page. There are a couple of options there:
http://www.rockliffe.com/mailsite/tools.htm Look at Keyto and Protofax.
From: Lamar Townsend <firstname.lastname@example.org>
To: email@example.com <firstname.lastname@example.org>
Date: Sunday, August 16, 1998 10:41 PM
Subject: Pagers and ISPs
>I have had alot of request in the past couple of weeks for people who want
>to be able to receive email messages via their digital pagers and I was
>wondering if I anyone know of any software that can do this. I'm thinking
>about offering this as a service to my users in the form or many giving
>them two email accounts like email@example.com for their normal email and maybe
>a secondary account like firstname.lastname@example.org. It looks like a local pager
>company is providing about the same service.
>Microgear Computers & Microgear.Net