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The first use of 3-1-1 for informational services was in Baltimore, Maryland, where the service commenced on 2 October 1996. [2] 3-1-1 is intended to connect callers to a call center that can be the same as the 9-1-1 call center, but with 3-1-1 calls assigned a secondary priority, answered only when no 9-1-1 calls are waiting.
Pittsburgh (/ ˈ p ɪ t s b ɜːr ɡ / PITS-burg) is a city in Allegheny County, Pennsylvania, United States, and its county seat.It is the second-most populous city in Pennsylvania (after Philadelphia) and the 68th-most populous city in the U.S., with a population of 302,971 as of the 2020 census.
Interactive map of the numbering plan areas of the Commonwealth of Pennsylvania (blue). This is a list of telephone area codes of Pennsylvania.. In 1947, the American Telephone and Telegraph Company divided Pennsylvania into four numbering plan areas (NPAs) and assigned distinct area codes for each.
A 1903 Pittsburgh Press front page highlighted the city's being a focus point for three different railroads. [30] In 1911 the city was being referred to as the "Stogie capital of the nation" with several high quality cigar manufacturers located in the region. [31] Pittsburgh produced around one third of the national output of steel by the 1920s.
On July 21, 2000, the FCC designated 511 as the United States' national travel information telephone number." [6] The first 511 traveler information system to launch was the Cincinnati area's ARTIMIS hotline in June 2001. [7] The first statewide 511 traveler information system was launched across the state of Nebraska in October 2001. [8]
Pittsburgh is the location of 182 of these properties and districts, including 5 National Historic Landmarks; they are listed separately, while the properties and districts elsewhere in the county, including 5 National Historic Landmarks, are listed here. Four properties are split between Pittsburgh and other parts of the county.
Union Station, also known as Pennsylvania Station and commonly called Penn Station, is a historic train station in Downtown Pittsburgh, Pennsylvania.It was one of several passenger rail stations that served Pittsburgh during the 20th century; others included the Pittsburgh & Lake Erie Railroad Station, the Baltimore and Ohio Station, and Wabash Pittsburgh Terminal, and it is the only surviving ...
This is an accepted version of this page This is the latest accepted revision, reviewed on 6 March 2025. U.S. state This article is about the U.S. state. For other uses, see Pennsylvania (disambiguation). "Penn." redirects here. For other uses, see Penn. State in the United States Pennsylvania Pennsilfaani (Pennsylvania Dutch) State Commonwealth of Pennsylvania Flag Seal Nickname: The Keystone ...