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Area codes 214, 469, 972, and 945 are telephone area codes in the North American Numbering Plan (NANP) for Dallas, Texas and most of the eastern portion of the Dallas–Fort Worth metroplex The area codes are assigned in an overlay complex to a single numbering plan area that was the core of one of the original area codes of 1947, area code 214.
Barro Colorado Research Station. Smithsonian scientists first came to Panama during the construction of the Panama Canal from 1904 to 1914. The Secretary of the Smithsonian Institution, Charles Doolittle Walcott, reached an agreement with Federico Boyd to conduct a biological inventory of the new Canal Zone in 1910, and this survey was subsequently extended to include all of Panama.
Ciudad del Saber was born from the idea of converting some military areas located in the former Panama Canal Zone into a center for knowledge exchange. The project was supported by former presidents Nicolás Ardito Barletta and Ernesto Pérez Balladares, [1] and was presented by the latter at the Summit of the Americas held in Miami, Florida, in December 1994.
Location of Panama between the Pacific Ocean (bottom) and the Caribbean Sea (top), with the canal at top center. The Panama Canal (Spanish: Canal de Panamá) is an artificial 82-kilometer (51-mile) waterway in Panama that connects the Atlantic Ocean with the Pacific Ocean, cutting across the Isthmus of Panama, and is a conduit for maritime trade.
From 1979 to 1999 the canal itself was under joint U.S.-Panamanian control. Since 1980, it took the country code of Panama (PA). Retired. Panama Canal Zone area was returned to Panama. The area is now under WAC 162. 1 162 16201 Panama Middle America Panama Independent State in the World Panama PA 1950-01-01 1 174 17401 San Andres Island Middle ...
Numbering plan areas and area codes of Texas (tan). This is a list of area codes in the U.S. state of Texas. The date of establishment of each area code is indicated in parentheses: [1] 210: San Antonio area; overlays with 726 (November 1, 1992) 214: Dallas area, overlays with 469, 972, and 945 (October 1947) 254: Waco, Killeen, Temple, Belton ...
Numbering plan areas and area codes of Texas with numbering plan area 281/346/713/832 highlighted. Area codes 713, 281, 832, and 346 are telephone area codes in the North American Numbering Plan (NANP) forming an overlay complex for Houston, Texas and its environs. 713 is one of the original four area codes established for Texas in 1947.
The Panama Canal cost the United States about $375 million, including $10 million paid to Panama and $40 million paid to the French company. Although it was the most expensive construction project in US history to that time, it cost about $23 million less than the 1907 estimate despite landslides and an increase in the canal's width.