Martin Eisenkolb has done a great deal of genealogy work on his relatives from Iffezheim and surrounding cities.
If you are looking for ancestors from this area, it would be well worth your time to visit his genealogy site at:

http://www.eisenkolb-genealogie.de/Ahnen_Iffezheim.html

You can also meet Martin by going to his own site at:

http://www.eisenkolb-genealogie.de/