What is Allegheny, Pennsylvania?
{{Infobox settlement <!-- *** Name section *** --> | name = Allegheny City | native_name = | other_name = | settlement_type = [[List of cities in Pennsylvania|Former city]] <!-- *** Image *** --> | image_skyline = Allegheny Post Office front.jpg | image_caption = The [[Allegheny Post Office]] is one of the few remaining structures of [[Allegheny Center|Allegheny City's downtown]] <!-- *** Map section *** --> | pushpin_map = USA Pennsylvania#USA | coordinates = {{coord|40|26|30|N|80|00|00|W|type:city_region:US-PA|display=inline,title}} <!-- *** Country etc. *** --> | subdivision_type = Country | subdivision_name = United States | subdivision_type1 = State | subdivision_name1 = Pennsylvania | subdivision_type2 = County | subdivision_name2 = [[Allegheny County, Pennsylvania|Allegheny]] <!-- *** Government *** --> | established_title = Founded | established_date = 1788 | established_title1 = Incorporated&nbsp;(borough) | established_date1 = 1828 | established_title2 = Incorporated (city) | established_date2 = 1840 | extinct_title = Annexed (Pittsburgh) | extinct_date = 1907 <!-- *** Elevation *** --> | elevation_m = | elevation_ft = 1370 <!-- *** Population *** --> | population = 129896 | population_as_of = 1900 <!-- *** Various codes *** --> | timezone = [[North American Eastern Time Zone|EST]] | utc_offset = -5 | timezone_DST = [[Eastern Daylight Time|EDT]] | utc_offset_DST = -4 | postal_code_type = [[ZIP Code]] | postal_code = 15212, 15214, 15233 | area_code_type = | area_code = [[Area code 412|412]] <!-- *** Website *** --> | website = }} '''Allegheny City''' (1788&ndash;1907) was a [[Pennsylvania]] [[municipality]], now known as and part of the modern city of [[Pittsburgh, Pennsylvania]]. Allegheny City was a [[right bank]] municipality located west across the [[Allegheny River]] from downtown [[Pittsburgh, Pen