Board Thread:Naruto Discussions/@comment-43869095-20190919012522/@comment-9782468-20190919124735

Manga Canon Episodes: 20-23, 26-27, 29-44, 46-48, 51-53, 55, 72-88, 113-114, 116-126, 129-143, 152-169, 172-175, 197-212, 214-222, 243-256, 261-270, 272-278, 282-283, 296-302, 321-323, 325-326, 329, 332-337, 339-345, 362-375, 378-384, 387, 391-393, 414-415, 418, 420-421, 424-425, 459, 463, 470, 473-477 Mixed Canon/Filler Episodes: 1-19, 24-25, 45, 49-50, 54, 56, 89, 115, 127-128, 213, 324, 327-328, 330-331, 338, 346, 385-386, 388, 417, 419, 426, 451-458, 460-462, 471-472, 478-479, 484-500

The rest are filler. Just a quick look at google would have found you the same list, first link