This article had explained about the retrieving incomingcall and outgoing call numbers here these are achevids by Telephony API this demonstrates that demonstrates how to retrieve telephone numbers for incoming and outgoing calls using the 3rd party telephony API (CTelephony). this article is good for the beginners who are intrested to do telephony application --Narendrachinni 08:08, 8 September 2009 (UTC)