Exhibit 99.1

Lumen Technologies, Inc.

Debt Schedule - Excludes all Finance Leases, Unamortized Premiums, Discounts and Other, Net ($ in millions)

(UNAUDITED)

All information is presented as of March 28, 2024

Entity (Original Issuer)	Coupon Rate			Maturity Date		Total1
Qwest Corporation
Qwest Corporation Senior Notes		7.250	%		9/15/2025		250
Qwest Corporation Senior Notes		7.750	%		5/1/2030		43
Qwest Corporation Senior Notes		7.375	%		5/1/2030		55
Qwest Corporation Senior Notes (CTBB)		6.500	%		9/1/2056		978
Qwest Corporation Senior Notes (CTDD)		6.750	%		6/15/2057		660
Total Qwest Corporation						$	1,986
Qwest Capital Funding, Inc.
Qwest Capital Funding, Inc. Senior Notes		6.875	%		7/15/2028		76
Qwest Capital Funding, Inc. Senior Notes		7.750	%		2/15/2031		116
Total Qwest Capital Funding, Inc.						$	192
Level 3 Financing, Inc.
Level 3 Financing, Inc. Term Loan B		S + 1.75	%		3/1/2027		12
New Level 3 Financing, Inc. Term Loan B-1		S + 6.56	%		4/15/2029		1,199
New Level 3 Financing, Inc. First Lien Notes		10.500	%		4/15/2029		668
New Level 3 Financing, Inc. First Lien Notes		11.000	%		11/15/2029		1,575
New Level 3 Financing, Inc. Term Loan B-2		S + 6.56	%		4/15/2030		1,199
Level 3 Financing, Inc. Sr. Secured Notes		10.500	%		5/15/2030		925
New Level 3 Financing, Inc. First Lien Notes		10.750	%		12/15/2030		678
Total Level 3 Parent, LLC and Subsidiaries First Lien Secured Debt						$	6,256
New Level 3 Financing, Inc. Second Lien Notes		4.875	%		6/15/2029		606
New Level 3 Financing, Inc. Second Lien Notes		4.500	%		4/1/2030		712
New Level 3 Financing, Inc. Second Lien Notes		3.875	%		10/15/2030		458
New Level 3 Financing, Inc. Second Lien Notes		4.000	%		4/15/2031		453
Total Level 3 Parent, LLC and Subsidiaries Secured Debt						$	8,485
Level 3 Financing, Inc. Sr. Secured Notes (Unsecured)		3.400	%		3/1/2027		82
Level 3 Financing, Inc. Senior Notes		4.625	%		9/15/2027		394
Level 3 Financing, Inc. Senior Notes		4.250	%		7/1/2028		488
Level 3 Financing, Inc. Senior Notes		3.625	%		1/15/2029		382
Level 3 Financing, Inc. Sustainability-Linked Senior Notes		3.750	%		7/15/2029		448
Level 3 Financing, Inc. Sr. Secured Notes (Unsecured)		3.875	%		11/15/2029		72
Total Level 3 Parent, LLC and Subsidiaries						$	10,350
Lumen Technologies, Inc.
New Lumen Technologies, Inc. Superpriority First Out (“FOSP”) $489MM RCF		S + 4.00	%		6/1/2028		—
New Lumen Technologies, Inc. Superpriority Second Out (“SOSP”) $467MM RCF		S + 6.00	%		6/1/2028		—
New Lumen Technologies, Inc. SOSP Term Loan A		S + 6.00	%		6/1/2028		377
New Lumen Technologies, Inc. SOSP Term Loan B-1		S + 2.35	%		4/15/2029		1,629
New Lumen Technologies, Inc. SOSP Notes		4.125	%		4/15/2029		332
New Lumen Technologies, Inc. SOSP Term Loan B-2		S + 2.35	%		4/15/2030		1,629
New Lumen Technologies, Inc. SOSP Notes		4.125	%		4/15/2030		479
Total Lumen Technologies, Inc. Superpriority Secured Debt						$	4,447
Lumen Technologies, Inc. Term Loan B		S + 2.25	%		3/15/2027		57
Total Lumen Technologies, Inc. Secured Debt						$	4,504
Lumen Technologies, Inc. Senior Notes - Series X		5.625	%		4/1/2025		157
Lumen Technologies, Inc. Senior Notes - Series D		7.200	%		12/1/2025		45
Lumen Technologies, Inc. Senior Notes		5.125	%		12/15/2026		150
Lumen Technologies, Inc. Sr. Secured Notes (Unsecured)		4.000	%		2/15/2027		232
Lumen Technologies, Inc. Senior Notes - Series G		6.875	%		1/15/2028		242
Lumen Technologies, Inc. Senior Notes		4.500	%		1/15/2029		409
Lumen Technologies, Inc. Senior Notes		5.375	%		6/15/2029		232
Lumen Technologies, Inc. Senior Notes - Series P		7.600	%		9/15/2039		354
Lumen Technologies, Inc. Senior Notes - Series U		7.650	%		3/15/2042		291
Total Lumen Technologies, Inc.						$	6,617
Total LUMN Consolidated (excluding Finance Leases, Premium/(Discount)/Other, net)						$	19,145

¹  Totals may not sum due to rounding.