Wavecom to Announce Second Quarter 2004 Results on July 27, 2004

Issy-les-Moulineaux, France-June 24, 2004

Wavecom SA (NASDAQ: WVCM; Euronext Nouveau March Euronext: AVM; ISIN: FR0000073066), a provider of integrated wireless technology solutions for Vertical Applications (machine-to-machine, automobiles and wireless local loop) and Personal Communication Devices (PCDs: telephone handsets and smartphones) today announced that it will publish its financial results for the second quarter 2004 on Tuesday, July 27, 2004 at 7:30 a.m. Paris time, a change of three trading days from the previously announced date of July 22, 2004.

In conjunction with this announcement, Wavecom management will host a conference call at 3:00 p.m. Paris time on July 27, 2004, to be followed by a presentation to the financial community at 5:30 p.m. in Paris.