Contact Us

Mailing Address: One Challenge, PO Box 36900, Colorado Springs, CO 80936
Physical Address: 5801 N Union Blvd, Colorado Springs, CO 80918
Map and Directions

Telephone: 719.592.9292 Toll-free: 800.676.7837 Fax: 719.592.0693

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Stay Connected

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Please use the following email addresses for requesting specific information or regarding questions or comments.

General Information: Info@oci.org
for general questions and/or comments

Change of Address: DonorRelations@oci.org
for donors who need to change their mailing or email address with One Challenge... or if you want to change from paper to electronic prayer letters

Mobilization: Mobilization@oci.org
for questions related to being a mission worker with One Challenge

WorldView Registration: Mobilization@oci.org
for registering to attend a WorldView seminar

Short Term: ShortTerm@oci.org
for questions regarding short-term missions with One Challenge

Creative Access: Mobilization@oci.org
for interest in an area that has been traditionally closed to mission workers

Host a Seminar: Mobilization@oci.org
for sponsoring a WorldView or PathFinder seminar

Sports Ambassadors: SA@oci.org
for sport ministries

Honest Answers: Mobilization@oci.org
for questions and/or comments about missions, preparing for the field... Or go to the Honest Answers page.

Finance/Donor: Donations@oci.org
for questions about your donor account or general finances

OC Alumni: Alumni@oci.org
for questions about or from OC alumni

Webmaster: Webmaster@oci.org
for comments about the site