United Earth Colonies
- Chronological list of all known entities to have been initially founded as colonies of Earth nations or United Earth
- Luna: 2039 - Present
- Mars: 2069 - c.2105
- Terra Nova: 2078 - 2083
- Alpha Centauri III: 2088 -
- Independent member state of Alpha Centauri Concordium by 2155
- Implied by Coalition membership
- Independent member state of Alpha Centauri Concordium by 2155
- Proxima Centauri II: 2101 -
- Independent member state of Alpha Centauri Concordium by 2155
- Implied by Coalition membership
- Independent member state of Alpha Centauri Concordium by 2155
- Eristas: c.2100 - Present
- Gault: c.2100 - Present
- Terra 10: c.2100 -
- Lost soon after settlement, by 23rd century
- Vega Colony: c.2100 -
- Independent by 2164
- Implied by Federation membership
- Independent by 2164
- Deneva Colony: 2147 -
- Independent by 24th century (Articles of the Federation)
- Altair Colony: - 2155 -
- Independent by 2267 (TOS: "Amok Time")
- Outer Kaferia: - 2155 - 2156
- Zavijava V: - 2156 -