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The MISO Help Center is the best place to start for your questions or requests. Search or browse hundreds of knowledge articles or create a Case to have a client services representative or the MISO IT Operations Center assist you.
For questions about OASIS, the Market Portal or other MISO-related network activity, contact our IT Operations Center 24 hours a day, seven days a week.
IT Operations Center
24-hour service
866-296-6476, option 1
Media
317-249-5650 or E-mail us.
Employment Verification
Visit www.theworknumber.com, select “Get Started Now” and use the following information:
Headquarters & Central Region Operations Center
Visitors and Delivery Hours:
Monday - Friday 8 a.m. - 5 p.m. ET
| Physical Address: | Delivery Address: |
| 720 City Center Drive Carmel, IN 46032-3826 |
P.O. Box 4202 Carmel, IN 46082-4202 |
Phone: 317-249-5400
Fax: 317-249-5910
Carmel Map
North Region Operations Center
Visitors and Delivery Hours:
Monday - Friday 8 a.m. - 5 p.m. CT
2985 Ames Crossing Rd
Eagan, MN 55121
Phone: 651-632-8400
Fax: 651-632-8417
Eagan map
South Region Operations Center
Visitors and Delivery Hours:
Monday - Friday 8 a.m. - 5 p.m. CT
1700 Centerview Drive
Little Rock, AR 72211
Phone: 501-244-1500
Little Rock Map
MISO offices will be closed on the following dates.
| Holiday | Date Observed |
| New Year's Day | January 1 |
| Martin Luther King Day | January 18 |
| President's Day | February 15 |
| Memorial Day | May 31 |
| Independence Day | July 5 |
| Labor Day | September 6 |
| Thanksgiving Day | November 25 |
| Day after Thanksgiving | November 26 |
| Christmas Eve | December 24 |
| Christmas Day | December 27 |
At MISO, we value the diversity of our employees, suppliers and stakeholders for their various ideas, approaches and solutions. Our Supplier Diversity Enterprise Program helps further ensure that we include small, disadvantaged, minority and women-owned businesses in our strategic sourcing and procurement processes. Through our support of diverse suppliers, we hope to contribute to long-term community and economic stability.