Well, Wattpad is another place. A lot of writers post their Harry Potter fanfiction on it. To find the lengthy ones, you can just browse through the Harry Potter section and look for stories with a high word count. Some of these fanfictions might offer really interesting and unique takes on the Harry Potter universe that you won't find in the original books.
You can try fanfiction websites like Archive of Our Own (AO3). It has a vast collection of Harry Potter fanfiction in various lengths, and you can easily search for lengthy ones by using the filters. There are also many dedicated Harry Potter fanfiction forums where fans share their works, and you might find some great lengthy pieces there.
Fanfiction.net is a classic destination for fanfiction, including Harry Potter. There are countless stories there. You can sort the search results by length or use advanced search options to specifically look for long - form Harry Potter fanfiction. Just be aware that the quality can vary widely, so you may need to read a bit of each story to see if it's really good.
Chapter 364, "This is the gift our master sends you for the first meeting", is the clearest early answer because it turns Du Sang's situation into a concrete plot event. A useful checkpoint is the way the scene starts with The final item is our heavyweight treasure for today." Even the host...
Chapter 340, "Holy Heart Hospital", is the clearest early answer because it turns Li's situation into a concrete plot event. Early on, Wen," Lin Manru said quickly, her face full of gratitude.. By the end, But now, she could fully trust her daughter..
Chapter 417, "The Real Struggle for Survival has Just Begun", is the clearest early answer because it turns Guan Xiong's situation into a concrete plot event. Early on, Yu Li glanced at Nina and took the crab leg, eating it slowly and....
Chapter 409, "I'm Feeling Lucky!", is the clearest early answer because it turns Jiang Yan's situation into a concrete plot event. It opens with Jiang Yan was still arguing with Yu Li with his hands on his hips,...
Chapter 670, "Sister Will Support You", is the clearest early answer because it turns Gu's situation into a concrete plot event. The chapter gives readers a real answer by opening on Jiang Li, sensing that something might have gone wrong, quickly used...
Chapter 575, "The First Time Threatening Someone Feels Quite Marvelous", is the clearest early answer because it turns President Zhao's situation into a concrete plot event.
Chapter 310, "Sister, Eat More", is the clearest early answer because it turns Jiang Yan's situation into a concrete plot event. The chapter gives readers a real answer by opening on Jiang Yan snorted, "Then, Grandpa, you just talk less, so Uncle Three...
Chapter 646, "This person deserves a slap in the face!", is the clearest early answer because it turns Jin Siyue's situation into a concrete plot event. It opens with Jiang Yan: "....." Bloody green tea, get lost! and closes on You won't be at a disadvantage." Zhao Lang's lips curled up a bit,....
Chapter 668, "This is my son, Chen Qijun!", is the clearest early answer because it turns Wen Feifei's situation into a concrete plot event. The chapter gives readers a real answer by opening on The guitarist explained seriously, "This is not just any guitar; it's...
Chapter 233, "Individual, Ten, Hundred, Thousand... Million, Ten Million, Damn!!!", is the clearest early answer because it turns Individual's situation into a concrete plot event. A useful checkpoint is the way the scene starts with [What the hell, what's this about life span ending??