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EX-22.1 2 okeq12024exhibit221.htm EX-22.1 ONEOK INC /NEW/ - List of subsidiary guarantors and issuers of guaranteed securities.
Exhibit 22.1
List of Subsidiary Guarantors and Issuers
of Guaranteed Securities

As of March 31, 2024, the following entities guarantee the notes issued by ONEOK, Inc. (the "ONEOK Notes") and ONEOK Partners, L.P. (the "ONEOK Partners Notes").

EntityJurisdiction of
Incorporation or Organization		ONEOK NotesONEOK Partners Notes
ONEOK, Inc.OklahomaIssuerGuarantor
ONEOK Partners, L.P.DelawareGuarantorIssuer
ONEOK Partners Intermediate Limited PartnershipDelawareGuarantorGuarantor
Magellan Midstream Partners, L.P.DelawareGuarantorGuarantor

As of March 31, 2024, the ONEOK Notes consisted of the following securities:
Issued under the Indenture dated as of September 24, 1998
6-7/8% Debentures due 2028
Issued under the Indenture dated as of December 28, 2001
6.00% Notes due 2035
Issued under the Indenture dated as of April 19, 2007
6.40% Senior Notes due 2037
Issued under the Indenture dated as of August 11, 2010
3.20% Senior Notes due 2025
5.00% Senior Notes due 2026
3.25% Senior Notes due 2030
4.20% Senior Notes due 2042
5.15% Senior Notes due 2043
4.20% Senior Notes due 2045
4.25% Senior Notes due 2046
4.20% Senior Notes due 2047
4.85% Senior Notes due 2049
3.95% Senior Notes due 2050
Issued under the Indenture dated as of January 26, 2012
2.75% Notes due 2024
2.200% Notes due 2025
5.550% Notes due 2026
5.850% Notes due 2026
4.000% Notes due 2027
4.55% Notes due 2028
5.650% Notes due 2028
4.35% Notes due 2029
3.40% Notes due 2029
3.100% Notes due 2030
5.800% Notes due 2030
6.350% Notes due 2031
6.10% Notes due 2032
6.050% Notes due 2033
4.950% Notes due 2047
5.20% Notes due 2048
4.45% Notes due 2049
4.500% Notes due 2050
7.150% Notes due 2051
6.625% Notes due 2053

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Exhibit 22.1
As of March 31, 2024, the ONEOK Partners Notes consisted of the following securities:
Issued under the Indenture dated as of September 25, 2006
4.90% Senior Notes due 2025
6.65% Senior Notes due 2036
6.85% Senior Notes due 2037
6.125% Senior Notes due 2041
6.200% Senior Notes due 2043

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