Unit Offering Extended and Other Key Announcements from Zion Oil & Gas

UNIT OFFERING EXTENDED

We are officially announcing the extension of our Unit Offering. We know that this is a very special time for Zion Oil & Gas and we want you to be able to benefit from what is to come.

Under our Direct Stock Purchase Program (DSPP) you can now purchase more warrants paired with our common stock, for $2.50 each, through December 31, 2014. If you are already enrolled in the DSPP, take note: the warrants purchased during this offering will now be exercisable starting January 31st, 2015 through January 31st, 2020.

To purchase more units visit our website: www.zionoil.com/invest

If you have any other questions, please refer to our press release, or call us directly.

IDENTIFIED EXPLORATION LEADS

We are excited about the results that Eskaton Seismic is providing Zion’s geoscientists. The result? We have now identified several exploration leads that we hope to soon develop into drillable prospects.

2014 ANNUAL MEETING

And, do not forget to either attend or pray for our 2014 Annual Shareholders’ Meeting on Monday June 9, 2014 at the Dan Caesarea Hotel in Caesarea, Israel at 2:00pm.

Remember, if you haven’t already, to vote your shares. Click here for more information.