| Address | South Platte town site, near the junction of the N. Fork of the S. Platte River and the S. Platte River |
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| Quad | Platte Canyon, 1965 (1985) |
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| Section | S25, T7S, R70W |
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| Elevation | 6200 |
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| Source | "Register of Post Office Appointments for Jefferson County After 1881," U.S. Post Office. |
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| Other | South Platte Post Office. |
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| Initialdate | 1992-02-12 00:00:00-07 |
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| Person | DWL |
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| Latestdate | 1995-01-20 00:00:00-07 |
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| Person2 | DWL |
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| History | It was called Symes Post Office from 1890-1899 then changed to South Platte Post Office. Origin of the name is unknown |
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| Active | 1 |
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| Lifecyclestatus | Active |
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