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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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


Become a Mission Worker... Initial Contact Form

Missions Mobilization
One Challenge is an international mission sending agency empowering local church ministry in more than 100 countries around the world. We seek to empower the whole body of Christ to bring a transforming love and hope to all people. When invited by local leaders, OC facilitates local bodies of believers to identify, train, and send global workers toward realizing a “from everywhere to everywhere” vision. For more information, please email OC Mobilization at mobilization@oci.org. Or go to our Mobilization blog at ocimobilization.wordpress.com/blog/.