SMSCOuntry XLbox 

SMS-XLbox seamlessly integrates with Microsoft® Excel® and enables you to send bulk SMS text messages to mobile phones across the world from your PC using Microsoft® Excel®. SMS text delivered in 182 countries across 489 networks.
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starmsg.com 

Starmsg.com is a freeware that allows you to send text sms messages from your PC to mobile phones all over the world. You can set the delivery time for text messages, send Flash SMS or anonymous text messages. Universal charges apply.
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Agile Reminders Pro 

A Stand Alone Reminder Program That Gets The Job Done ... Professionally. Runs in your system tray until it's time for a popup reminder or until you wish to exercise some of it's many facilities.
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