For an Exchange user? Yes, it's possible using CDO 1.21 or, to avoid security prompts, Redemption (http://www.dimastr.com/redemption/). See http://www.outlookcode.com/codedetail.aspx?id=594 for Redemption sample code that's similar to what you might be thinking of.

--
Sue Mosher, Outlook MVP
Author of Microsoft Outlook 2007 Programming:
Jumpstart for Power Users and Administrators
http://www.outlookcode.com/article.aspx?id=54


"GSK" wrote in message ...
Please let me know would
it be possible to a use
MAPI.Session/address/field and query the CdoPR_BUSINESS_ADDRESS_CITY value
and display in text field on click of button in the Custom form.