0001193125-19-008153 424B2 3 20190114 20190114 MAGELLAN MIDSTREAM PARTNERS LP 0001126975 4610 731599053 DE 1231 424B2 33 333-223097 19523567 ONE WILLIAMS CENTER, MD 28-1 TULSA OK 74172 918 574 7000 ONE WILLIAMS CENTER, MD 28-1 TULSA OK 74172 WILLIAMS ENERGY PARTNERS L P 20001024 424B2 1 d640796d424b2.htm 424B2 GRAPHIC 2 g640796g29j96.jpg GRAPHIC GRAPHIC 3 g640796g99i49.jpg GRAPHIC