Guilds are special institutions containing resources and items. Guild requirements often include a certain amount of quest points, a certain skill level, or completion of a certain quest.
Champions' Guild- The entry requirement of the Champions' Guild is 32 Quest Points. The guild is located south of Varrock. Notable things in the guild include the Guildmaster, Scavvo's Rune Shop, and Valaine's Shop of Champions.
Cooks' Guild- The entry requirement of the Cooks' Guild is 40 Cooking. The guild is located south of Varrock, and may be entered by wearing a Chef's Hat. Notable things in the guild include a windmill, two ranges, and tables with pie dishes, cake tins, bowls, and two cooking apples.
Crafting Guild- The entry requirement of the Crafting Guild 40 Crafting. The guild is located southwest of Falador. Notable things in the guild include a potter's wheel, a pottery oven, 7 gold rocks, 6 clay rocks, and 6 silver rocks.
Mining Guild- The entry requirement of the Mining Guild is 60 Mining. The guild is located in the Dwarven Mines, and beneath Falador. Notable things in the guild include 5 Mithril rocks and 37 Coal rocks.
Monastery (Prayer Guild)- The entry requirement of the Monastery is 31 Prayer. The guild is located west of Edgeville and north of Barbarian Village. Notable things in the guild include an altar that recharges prayer 2 points higher than the player's prayer level is, Monks to train combat on, and respawning Monk's robes.
Fishing Guild- The entry requirement of the Fishing Guild is level 68 Fishing. It is located to the west of Hemenster on the road between Seers' Village and Ardougne. It contains big net, cage, Tuna and Swordfish harpoon fishing spots and Shark harpoon spots, as well as a bank.
Heroes' Guild- The entry requirement of the Heroes' Guild is completion of the Heroes' Quest. The guild is located north of Taverley. Notable things in the guild include Happy Heroes' H' Emporium, an altar, a Blue Dragon, 11 Coal rocks, 2 Mithril rocks, 2 Adamantite rocks, and 1 Runite rock.
Legends' Guild- The Legends' Guild has a requirement of completing the Legends' Quest, the final and longest quest in RuneScape Classic. It features shops to buy Half Dragon Square Shields, Cape of Legends, and more. It also has a dungeon, with various monsters.
Wizards' Guild- The entry requirement of the Wizards Guild is level 66 Magic. It is located in Yanille. It features a mage training spot, a rune shop and 3 portals to various magic related places around RuneScape.