An IATA airport code , also known as an IATA location identifier , IATA station code , or simply a location identifier , is a three-letter geocode designating many airports and metropolitan areas around the world, defined by the International Air Transport Association (IATA). The characters prominently displayed on baggage tags attached at airport check-in desks are an example of a way these codes are used.
45-695: Downsview Airport ( IATA : YZD , ICAO : CYZD ) is a now-closed airport located in Toronto , Ontario , Canada. An air field, then air force base, it has been a testing facility for Bombardier Aerospace from 1994. In 2018, Bombardier sold the facility to Northcrest Developments, a wholly-owned subsidiary of the Public Sector Pension Investment Board ; in late 2023, Northcrest announced that industrial and airport operations would close by mid-2024, as redevelopment into commercial and residential properties moves forward. The airport
90-685: A Northcrest Developments, a wholly-owned subsidiary, to manage the development of the site into a mixed-use urban development. In April 2023, PSP Investments entered into an agreement with the Government of Canada to be the investment manager for the CAD $ 15 billion Canada Growth Fund (CGF). In September 2023, FirstLight Power, owned by PSP Investments, acquired Hydroméga, a Montreal-based clean power producer and developer operating in Eastern Canada. In November 2023, PSP Investments participated in
135-567: A new airport is built, replacing the old one, leaving the city's new "major" airport (or the only remaining airport) code to no longer correspond with the city's name. The original airport in Nashville, Tennessee, was built in 1936 as part of the Works Progress Administration and called Berry Field with the designation, BNA. A new facility known as Nashville International Airport was built in 1987 but still uses BNA. This
180-530: A parallel taxiway. Runway 09/27 at 3,164 ft (964 m) was previously closed (east section removed), as was runway 04/22 at 4,000 ft (1,200 m) (north section removed and south part retained as taxiway into the Bombardier plant). Bombardier has an agreement to sell the Downsview Airport and its manufacturing plant to Public Sector Pension Investment Board (PSP Investments). Under
225-401: A stated capacity of 50,000, and according to Billboard Canada is "one of the world's few venues of the size that isn't also home to a sports team." Buildings located within or next to the airport: Former tenants Most of the roads at Downsview are city-owned roadways: IATA airport code The assignment of these codes is governed by IATA Resolution 763, and it is administered by
270-455: Is GSN and its IATA code is SPN, and some coincide with IATA codes of non-U.S. airports. Canada's unusual codes—which bear little to no similarity with any conventional abbreviation to the city's name—such as YUL in Montréal , and YYZ in Toronto , originated from the two-letter codes used to identify weather reporting stations in the 1930s. The letters preceding the two-letter code follow
315-747: Is a Canadian Crown corporation established by the Parliament of Canada in September 1999 through the Public Sector Pension Investment Board Act . PSP Investments is one of Canada's largest pension investment managers, with CAD $ 264.9 billion of net assets under management in fiscal year 2024. More than 1000 professionals manage a diversified global portfolio composed of investments in public financial markets, private equity, real estate, infrastructure, natural resources and private debt. PSP Investments' head office
360-617: Is available. However, many railway administrations have their own list of codes for their stations, such as the list of Amtrak station codes . Airport codes arose out of the convenience that the practice brought pilots for location identification in the 1930s. Initially, pilots in the United States used the two-letter code from the National Weather Service (NWS) for identifying cities. This system became unmanageable for cities and towns without an NWS identifier, and
405-523: Is different from the name in English, yet the airport code represents only the English name. Examples include: Due to scarcity of codes, some airports are given codes with letters not found in their names: The use of 'X' as a filler letter is a practice to create three-letter identifiers when more straightforward options were unavailable: Some airports in the United States retained their NWS ( National Weather Service ) codes and simply appended an X at
450-513: Is in conjunction to rules aimed to avoid confusion that seem to apply in the United States, which state that "the first and second letters or second and third letters of an identifier may not be duplicated with less than 200 nautical miles separation." Thus, Washington, D.C. area's three airports all have radically different codes: IAD for Washington–Dulles , DCA for Washington–Reagan (District of Columbia Airport), and BWI for Baltimore (Baltimore–Washington International, formerly BAL). Since HOU
495-772: Is located in Ottawa , Ontario , and its chief business office is located in Montreal , Quebec . It also has offices in New York City, London and Hong Kong. PSP Investments was incorporated as a Crown corporation under the Public Sector Pension Investment Board Act in 1999. The investments will fund retirement benefits under the Plans for service after April 1, 2000, for the Public Service, Canadian Armed Forces, Royal Canadian Mounted Police, and after March 1, 2007, for
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#1732781157645540-543: Is not followed outside the United States: In addition, since three letter codes starting with Q are widely used in radio communication, cities whose name begins with "Q" also had to find alternate codes, as in the case of: IATA codes should not be confused with the FAA identifiers of U.S. airports. Most FAA identifiers agree with the corresponding IATA codes, but some do not, such as Saipan , whose FAA identifier
585-416: Is used for William P. Hobby Airport , the new Houston–Intercontinental became IAH. The code BKK was originally assigned to Bangkok–Don Mueang and was later transferred to Suvarnabhumi Airport , while the former adopted DMK. The code ISK was originally assigned to Gandhinagar Airport (Nashik's old airport) and later on transferred to Ozar Airport (Nashik's current airport). Shanghai–Hongqiao retained
630-571: The Canadian transcontinental railroads were built, each station was assigned its own two-letter Morse code : When the Canadian government established airports, it used the existing railway codes for them as well. If the airport had a weather station, authorities added a "Y" to the front of the code, meaning "Yes" to indicate it had a weather station or some other letter to indicate it did not. When international codes were created in cooperation with
675-537: The Canadian division of the British aerospace company, de Havilland as a general aviation airfield and one of two airports in the area apart from Pearson Airport for testing aircraft at the site manufacturing plant. The airfield was expanded as a military installation during World War II by the Royal Canadian Air Force and renamed RCAF Station Downsview , now CFB Toronto. Downsview Airport
720-561: The DeHavilland name to Viking Air , which has not disclosed its long-term plans for Dash 8 production beyond the existing already agreed-upon time frame for Downsview. On 11 June 2022, a private event was held at Downsview Airport, commemorating the farewell of De Havilland Canada after 94 years at the airport. Many past and present employees and their families were invited to attend. The event featured showcases of various de Havilland Canada aircraft, with some arriving and departing from
765-553: The IATA's headquarters in Montreal , Canada. The codes are published semi-annually in the IATA Airline Coding Directory. IATA provides codes for airport handling entities, and for certain railway stations. Alphabetical lists of airports sorted by IATA code are available. A list of railway station codes , shared in agreements between airlines and rail lines such as Amtrak , SNCF , and Deutsche Bahn ,
810-559: The Reserve Force. In May 2013, German construction company Hochtief sold its airports division (renamed AviAlliance ) to PSP Investments for 1.1 billion euros. In October 2015, PSP Investments formed a joint venture with ATL Partners, creating SKY Leasing, a service aircraft leasing company. In 2018, PSP bought the 370 acre Downsview Airport site in Toronto from Bombardier Inc. for a reported US $ 635 million. PSP created
855-713: The Series A fundraise of Toronto-based Promise Robotics, which was led by Horizon Ventures. In June 2024, PSP Investments appointed Maryse Bertrand, the Chair of the Board of Governors of McGill University and Board Member of Metro Inc., as the new Chair of its Board of Directors. In July 2024, PSP Investments acquired a fourteen-percent stake in French nursing home company Korian . This article about an organization in Canada
900-516: The U.S. For example, several airports in Alaska have scheduled commercial service, such as Stebbins and Nanwalek , which use FAA codes instead of ICAO codes. Thus, neither system completely includes all airports with scheduled service. Some airports are identified in colloquial speech by their IATA code. Examples include LAX and JFK . Public Sector Pension Investment Board The Public Sector Pension Investment Board ( PSP Investments )
945-481: The United States, because "Y" was seldom used in the United States, Canada simply used the weather station codes for its airports, changing the "Y" to a "Z" if it conflicted with an airport code already in use. The result is that most major Canadian airport codes start with "Y" followed by two letters in the city's name (for example, YOW for O tta w a , YWG for W innipe g , YYC for C algar y , or YVR for V ancouve r ), whereas other Canadian airports append
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#1732781157645990-555: The agreement, Bombardier can use Downsview for up to five years. Bombardier signed a lease agreement with the Greater Toronto Airports Authority to build a new facility at Pearson Airport on 38 acres (0.15 km; 15 ha) where it would move the production of its Global series planes. Plans for Dash 8 production were not announced at that time. In November 2018, Bombardier sold the Dash 8 business and
1035-402: The airport during the occasion A series of homes were built for Canadian Forces personnel at the corner of Keele Street and Sheppard Avenue West and at the south end of the base property. Access to the north end housing on Robert Woodhead Crescent and John Drury Drive was restricted to base personnel and fenced off from the neighbouring properties. After the military base being closed down,
1080-440: The airport itself instead of the city it serves, while another code is reserved which refers to the city itself which can be used to search for flights to any of its airports. For instance: Or using a code for the city in one of the major airports and then assigning another code to another airport: When different cities with the same name each have an airport, they need to be assigned different codes. Examples include: Sometimes,
1125-418: The airport's former name, such as Orlando International Airport 's MCO (for Mc C o y Air Force Base), or Chicago's O'Hare International Airport , which is coded ORD for its original name: Or char d Field. In rare cases, the code comes from the airport's unofficial name, such as Kahului Airport 's OGG (for local aviation pioneer Jimmy H ogg ). In large metropolitan areas, airport codes are often named after
1170-568: The airport, where the Dash 8 was built and assembled. The Bombardier Global Express and the variant Global 5000 were also assembled here at the Downsview plant, as were the wings and wingboxes of the Learjet 45 . The Bombardier CSeries jet had landed at the airfield in 2015, but is assembled in Montreal. The airport had one operational runway, 15/33 at 7,000 ft (2,100 m) with
1215-476: The anchor of the community as a pedestrianized open space, while the hangars will be retrofitted to house new commercial and cultural ventures. Upon completion, YZD is expected to accommodate over 55,000 residents and create 23,000 jobs. On 26 September 2024, United States-based Live Nation Entertainment confirmed that Rogers Stadium will debut at YZD in June 2025. The new stadium will be an open-air concert venue with
1260-502: The code SHA, while the newer Shanghai–Pudong adopted PVG. The opposite was true for Berlin : the airport Berlin–Tegel used the code TXL, while its smaller counterpart Berlin–Schönefeld used SXF; the Berlin Brandenburg Airport has the airport code BER, which is also part of its branding. The airports of Hamburg (HAM) and Hannover (HAJ) are less than 100 nautical miles (190 km) apart and therefore share
1305-934: The end. Examples include: A lot of minor airfields without scheduled passenger traffic have ICAO codes but not IATA codes, since the four letter codes allow more number of codes, and IATA codes are mainly used for passenger services such as tickets, and ICAO codes by pilots. In the US, such airfields use FAA codes instead of ICAO. There are airports with scheduled service for which there are ICAO codes but not IATA codes, such as Nkhotakota Airport/Tangole Airport in Malawi or Chōfu Airport in Tokyo, Japan. There are also several minor airports in Russia (e.g., Omsukchan Airport ) which lack IATA codes and instead use internal Russian codes for booking. Flights to these airports cannot be booked through
1350-557: The first three letters of the city in which it is located, for instance: The code may also be a combination of the letters in its name, such as: Sometimes the airport code reflects pronunciation, rather than spelling, namely: For many reasons, some airport codes do not fit the normal scheme described above. Some airports, for example, cross several municipalities or regions, and therefore, use codes derived from some of their letters, resulting in: Other airports—particularly those serving cities with multiple airports—have codes derived from
1395-425: The following format: Most large airports in Canada have codes that begin with the letter "Y", although not all "Y" codes are Canadian (for example, YUM for Yuma, Arizona , and YNT for Yantai , China), and not all Canadian airports start with the letter "Y" (for example, ZBF for Bathurst, New Brunswick ). Many Canadian airports have a code that starts with W, X or Z, but none of these are major airports. When
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1440-597: The form of " YYZ ", a song by the rock band Rush , which utilizes the Morse code signal as a musical motif. Some airports have started using their IATA codes as brand names , such as Calgary International Airport (YYC) and Vancouver International Airport (YVR). Numerous New Zealand airports use codes that contain the letter Z, to distinguish them from similar airport names in other countries. Examples include HLZ for Hamilton , ZQN for Queenstown , and WSZ for Westport . Predominantly, airport codes are named after
1485-411: The housing was abandoned and torn down. In May 2024, Northcrest Developments took control of the site, following Bombardier's relocation to a new facility. On 17 August 2024, Northcrest unveiled a new identity for the site, naming it YZD, a nod to the former airport code and honouring the site’s legacy of innovation. The $ 30-billion CAD transformation of the 1.5 km (370 acres) site will unfold over
1530-487: The international air booking systems or have international luggage transferred there, and thus, they are booked instead through the airline or a domestic booking system. Several heliports in Greenland have 3-letter codes used internally which might be IATA codes for airports in faraway countries. There are several airports with scheduled service that have not been assigned ICAO codes that do have IATA codes, especially in
1575-575: The local economy after the severe acute respiratory syndrome (SARS) outbreak in 2003. The airfield has also served as a test site for several famous aircraft produced by de Havilland and Avro Canada , including the Beaver , the Twin Otter , and the Dash 8 . The airport was available to pilots only with prior permission. Bombardier Aerospace at one time owned twelve hangars in the southwest corner of
1620-612: The name of the airport itself, for instance: This is also true with some cities with a single airport (even if there is more than one airport in the metropolitan area of said city), such as BDL for Hartford, Connecticut 's B ra dl ey International Airport or Baltimore's BWI, for B altimore/ W ashington I nternational Airport ; however, the latter also serves Washington, D.C. , alongside Dulles International Airport (IAD, for I nternational A irport D ulles) and Ronald Reagan Washington National Airport (DCA, for D istrict of C olumbia A irport). The code also sometimes comes from
1665-401: The next 30 years. The project includes the creation of seven new neighbourhoods, encompassing over 2.6 km (28,000,000 sq ft) of residential space, over 0.65 km (7,000,000 sq ft) of commercial and cultural spaces, and approximately 0.30 km (74 acres) of parks, green, and open spaces, including the 2.1 km (1.3 mi) reimagined Runway. The Runway will become
1710-416: The one they are located in: Other airport codes are of obscure origin, and each has its own peculiarities: In Asia, codes that do not correspond with their city's names include Niigata 's KIJ , Nanchang 's KHN and Pyongyang 's FNJ . EuroAirport Basel Mulhouse Freiburg , which serves three countries, has three airport codes: BSL, MLH, EAP. Some cities have a name in their respective language which
1755-475: The property was administered by a civilian Crown corporation , officially known as Parc Downsview Park , which co-managed the airfield with Bombardier Aerospace (the successor to de Havilland Canada). The airfield was used to host the 1984 and 2002 papal visits by Pope John Paul II , as well as to host the Molson Canadian Rocks for Toronto concert headlined by The Rolling Stones to revive
1800-506: The same first and middle letters, indicating that this rule might be followed only in Germany. Many cities retain historical names in their airport codes, even after having undergone an official name/spelling/transliteration change: Some airport codes are based on previous names associated with a present airport, often with a military heritage. These include: Some airports are named for an administrative division or nearby city, rather than
1845-500: The station code of Malton, Mississauga , where it is located). YUL is used for Montréal–Trudeau (UL was the ID code for the beacon in the city of Kirkland , now the location of Montréal–Trudeau). While these codes make it difficult for the public to associate them with a particular Canadian city, some codes have become popular in usage despite their cryptic nature, particularly at the largest airports. Toronto's code has entered pop culture in
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1890-515: The two-letter code of the radio beacons that were the closest to the actual airport, such as YQX in Gander or YXS in Prince George . Four of the ten provincial capital airports in Canada have ended up with codes beginning with YY, including: Canada's largest airport is YYZ for Toronto Pearson (as YTZ was already allocated to Billy Bishop Toronto City Airport , the airport was given
1935-529: The use of two letters allowed only a few hundred combinations; a three-letter system of airport codes was implemented. This system allowed for 17,576 permutations, assuming all letters can be used in conjunction with each other. Since the U.S. Navy reserved "N" codes, and to prevent confusion with Federal Communications Commission broadcast call signs , which begin with "W" or "K", the airports of certain U.S. cities whose name begins with one of these letters had to adopt "irregular" airport codes: This practice
1980-670: Was closed as of April 2024. On 17 August 2024, Northcrest Developments unveiled a new identity for the 1.5 km (370 acres) of the former Downsview Airport lands drawing on the site’s history: YZD, as the transformation kicks off. Downsview Airport had its own fire service ( Bombardier Aerospace Emergency Services ) which covered airport operations (using two airport fire rescue vehicles) and plant operations (using two SUV emergency vehicles ). Bombardier Emergency Services employees were cross-trained as firefighters , first responders and airport security . de Havilland Airfield or Downsview Airfield opened in 1929 by de Havilland Canada ,
2025-504: Was developed in 1939 as an airfield next to an aircraft manufacturing plant operated by de Havilland Canada . In 1947, the Department of National Defence purchased property surrounding the airfield and expanded it, creating RCAF Station Downsview to provide an air base for Royal Canadian Air Force units. The base was renamed Canadian Forces Base Toronto (Downsview) in 1968 and retained this name until its closure in 1996. From 1998,
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