Oxygen Phone Manager II for Symbian OS phones 

Oxygen Phone Manager II for Symbian OS phones lets your PC and mobile phone with Symbian OS communicate with each other. The program allows you to work with Phonebook, Calendar, To-Do List, Images, Melodies and Messages sections.
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Wireless-DS for gsm modem 

Wireless Dev Studio is an ActiveX DLL that allows you to send and receive SMS (also binary, flash, Unicode (UCS2) and ultiple SMS) through GSM modems. It handles voice and GSM data calls and the phonebooks of both SIM and terminal.
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