Delegates
- Kansas Territory
- A/L: John W. Whitfield (1818-1879), Democratic
- Minnesota Territory
- A/L: Henry M. Rice (1816-1894), Democratic
- Nebraska Territory
- A/L: Bird B. Chapman (1821-1871), Democratic
- New Mexico Territory
- A/L: José Manuel Gallegos (1815-1875), Democratic
- Miguel A. Otero (1829-1882), Democratic
- Oregon Territory
- A/L: Joseph Lane (1801-1881), Democratic
- Utah Territory
- A/L: John M. Bernhisel (1799-1881)
- Washington Territory
- A/L: James P. Anderson (1822-1872), Democratic
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