Carrizo Oil & Gas Announces Participation in Upcoming Conferences

HOUSTON–(BUSINESS WIRE)–Carrizo Oil & Gas, Inc. (Nasdaq: CRZO) today announced that
management is scheduled to present at the following upcoming
conferences. A webcast of the presentations, if available, as well as
the slide books used, can be accessed on the Carrizo website at http://www.carrizo.com
under the “Investor Relations” section.

Jefferies 7th Annual Energy Conference
Wednesday,
November 29, 2017 at 10:45am EST
Houston, TX

Capital One 12th Annual Energy Conference
Wednesday,
December 6, 2017 at 11:30am EST
New Orleans, LA

Carrizo Oil & Gas, Inc. is a Houston-based energy company actively
engaged in the exploration, development, and production of oil and gas
from resource plays located in the United States. Our current operations
are principally focused on proven, producing oil and gas plays in the
Eagle Ford Shale in South Texas and the Permian Basin in West Texas.

Contacts

Carrizo Oil & Gas, Inc.
Jeffrey P. Hayden, CFA
VP –
Investor Relations
(713) 328-1044
or
Kim
Pinyopusarerk
Manager – Investor Relations
(713)
358-6430