• Headlines and advertisements A regular page appearing in the Daily Prophet, of great utility to the wizarding community (DP2). Read More
• Communication Witches and wizards employ a number of methods to communicate with each other. Sending letters by owl post is the most common, but other forms of communication include Wizarding Wireless radios and talking through fireplaces. Read More
• Source In the late 1990s, Bloomsbury created an Official Harry Potter Fan Club and invited children from Britain to join. There was never a United States chapter of the Club. One of the perks for joining the Club was several issues of The Daily Prophet, a three-page newsletter detailing goings-on in the wizarding world. Each of these… Read More
• Character Author of the book Merpeople: A Comprehensive Guide to Their Language and Customs. He carries a wand made of apple wood, a material which shows an affinity for wizards who can converse with creatures in their native tongues. Read More
• Communication Fake coins with the Protean Charm cast on them that were used to set up meetings for the DA.  Also, used by Draco Malfoy to communicate with Madam Rosemerta while she was under the Imperius Curse. Read More
• Hogwarts In order to alert the members of Dumbledore’s Army to an upcoming meeting, each person was given a fake Galleon (OP19). The serial numbers of the fake Galleon would change to show the date and time of the upcoming session and the Galleon would become warm. Read More
• Magical effects Effect: communication between fires Using Floo Powder in a fire connected to the Floo Network, a person can communicate with another over distance. The head of the person making contact appears in the midst of the flames and they can hold a conversation and even interact physically with the person… Read More
• Businesses The only licensed producer of Floo Powder in Britain. It’s headquarters are in Diagon Alley. Read More
• Transportation This silvery powder, invented in the 1200s by Ignatia Wildsmith (FW), when thrown in the fire allows magical travel and magical communication between fireplaces connected to the Floo Network. The powder is thrown into the flames, which burst up emerald green. To travel, a witch or wizard steps into the flames… Read More
• Communication Ghosts can communicate with each other by ghostly letters. Nearly Headless Nick received one from Sir Patrick Delaney-Podmore of the Headless Hunt. Nick also must have used something of that sort to invite people to his Deathday party, too (CS8). The letters are transparent. Read More
• Languages The giants speak their own language; some do not speak English, and possibly do not speak any human language. However, enough surviving giants speak English that a translator can be found if the giants care to permit a visitor to communicate (OP20). Read More
• Source The Muggle Prime Minister recounts his encounters with Cornelius Fudge. Fudge visits him again with Scrimgeour, and we learn that Scrimgeour is the new Minister for Magic. We also hear of the wizarding world’s open war with Voldemort – dozens of Muggles have been killed along with Amelia Bones and Emmeline Vance, the Dementors and giants have joined Voldemort, and the Ministry is struggling to fight. Read More
• Businesses, merchants, and shops The wizarding post office has at least three hundred owls, from Great Grays to tiny Scops (“Local Deliveries Only”), which wait to carry messages. The owls sit on shelves that are colour-coded, depending on how fast you want your letter to get to its destination (PA8). It is also referred to… Read More
• Creature A member of the big cat family, and Kingsley Shacklebolt’s Patronus messenger. Read More
• Communication In the basement of MACUSA memos write themselves, then fold into origami rats. They use the glass tubes to scurry to the offices above. On occasion they will start to fight and tear each other apart, leaving the intended recipient memo-less. Read More
• Communication Stuck in the past with Scorpius Malfoy when the Experimental Time Turner is destroyed, Albus Potter remembers that his father Harry has always spent time holding the blanket his mother covered him with on the anniversary of his parent’s murder by Lord Voldemort (CC1.7). Albus… Read More
• Spells This unnamed messenger spell sends the caster’s corporeal Patronus to bring a message to others. Read More
• Character Mr. Paws is a cross-breed of a Kneazle and a cat. He belongs to Mrs. Figg. He can understand human speech. Read More
• Character Mr. Tibbles or Tibbles is one of Arabella Figg’s cross-bred Kneazles/cats. He works as a look-out for Mrs. Figg and he watches Harry Potter. He rushes to inform her when Mundungus Fletcher leaves his guard-duty post. Tibbles, like Mrs. Figg’s other Kneazles, can understand human speech (OP2). Read More
• Ministry of Magic This committee within the Department of Magical Accidents and Catastrophes is responsible for concocting explanations when Muggles notice wizarding activity… Read More
• Source Gryffindor defeats Slytherin, but Harry, Fred, and George are given a lifetime ban from Quidditch by Umbridge for fighting with Malfoy. Read More
• Communication For more information… About owls List of owls by name The Hogwarts Owlery Hogsmeade post office About owl post Owl post consists of wizards either tying messages or parcels to owls’ legs or having the owls carry the parcel in their beaks. Considered by wizards to be… Read More
• Creatures' homes, lairs, and territories • Hogwarts castle and grounds The Owlery, where the school owls and the owls belonging to students live, is a drafty round stone room located on the top of West Tower. There is no glass in the windows and straw, owl droppings, and skeletons of the owls’ prey cover the floor. It houses several hundred… Read More
• Creature Owls in the wizarding world are regarded both as pets and as the primary method of communication. They are of course used to deliver letters and packages as part of owl post service, but to wizards they mean more than just that. On many occasions Harry thinks of Hedwig as… Read More
• Languages Parseltongue is the language of snakes; to a human who cannot speak it, it sounds like hissing without taking a breath (GF1). A speaker of Parseltongue is referred to as a Parselmouth (CS11). The ability to speak Parseltongue is extremely rare, and is something for which Salazar Slytherin… Read More
• Sentient objects The portrait of Ariana Dumbledore resides over the small fireplace in Aberforth Dumbledore’s sitting room above Hog’s Head. It is a large oil painting of the young blonde girl. Ariana is described as gazing out of the portrait with “a kind of vacant sweetness.” The mirror that once belonged to Sirius sits beneath the portrait… Read More
• Communication During the Second Wizarding War, after Lord Voldemort, his Death Eaters and other followers had taken over the Ministry of Magic, all magical media were rigidly censored. The main sources of news, such as The Daily Prophet and Wizarding Wireless Network News, were all, as Ron put it, “following You-Know-Who’s line” (… Read More