| WMB 3.25% - USDTranscontinental Gas Pipe Line Company, LLC | United States | — | 3.250 | 4.54 |
| WMB 3.25% - USDTranscontinental Gas Pipe Line Company, LLC | United States | — | 3.250 | 4.54 |
| WMB 3.95% - USDTranscontinental Gas Pipe Line Company, LLC | United States | — | 3.950 | 5.86 |
| WMB 3.95% - USDTranscontinental Gas Pipe Line Company, LLC | United States | — | 3.950 | 5.86 |
| WMB 4.45% - USDTranscontinental Gas Pipe Line Company, LLC | United States | — | 4.450 | 5.65 |
| WPZ 3.25% 2030-05-15 USDTranscontinental Gas Pipe Line Company, LLC | United States | 2030-05-15 | 3.250 | 4.39 |
| WPZ 3.95% 2050-05-15 USDTranscontinental Gas Pipe Line Company, LLC | United States | 2050-05-15 | 3.950 | 5.72 |
| WPZ 4.00% - USDTranscontinental Gas Pipe Line Company, LLC | United States | — | 4.000 | 4.61 |
| WPZ 4.00% 2028-03-15 USDTranscontinental Gas Pipe Line Company, LLC | United States | 2028-03-15 | 4.000 | 4.18 |
| WPZ 4.45% 2042-08-01 USDTranscontinental Gas Pipe Line Company, LLC | United States | 2042-08-01 | 4.450 | 5.56 |
| WPZ 4.60% - USDTranscontinental Gas Pipe Line Company, LLC | United States | — | 4.600 | 5.81 |
| WPZ 4.60% 2048-03-15 USDTranscontinental Gas Pipe Line Company, LLC | United States | 2048-03-15 | 4.600 | 5.70 |
| WPZ 5.10% 2036-03-15 USDTranscontinental Gas Pipe Line Company, LLC | United States | 2036-03-15 | 5.100 | 5.01 |
| WPZ 5.10% 2036-03-15 USDTranscontinental Gas Pipe Line Company, LLC | United States | 2036-03-15 | 5.100 | 4.99 |
| WPZ 5.40% 2041-08-15 USDTranscontinental Gas Pipe Line Company, LLC | United States | 2041-08-15 | 5.400 | 5.50 |
| WPZ 5.40% 2041-08-15 USDTranscontinental Gas Pipe Line Company, LLC | United States | 2041-08-15 | 5.400 | 5.52 |
| WPZ 5.75% 2056-03-15 USDTranscontinental Gas Pipe Line Company, LLC | United States | 2056-03-15 | 5.750 | 5.78 |
| WPZ 5.75% 2056-03-15 USDTranscontinental Gas Pipe Line Company, LLC | United States | 2056-03-15 | 5.750 | 5.77 |
| WPZ 7.85% - USDTranscontinental Gas Pipe Line Company, LLC | United States | — | 7.850 | 4.97 |
| WPZ 7.85% 2026-02-01 USDTranscontinental Gas Pipe Line Company, LLC | United States | 2026-02-01 | 7.850 | 4.78 |