| Sep 15, 1988 | Citizens Bank of Littleton | Littleton | $6.4M | Equitable BK of Littleto |
| Jun 22, 1988 | The Bank of Westminster | Westminster | $6.5M | First NB Westminster |
| Jun 2, 1988 | Security Bank of Boulder | Boulder | $14.1M | First NB in Boulder |
| Jun 2, 1988 | Security Bank of Aurora | Aurora | $10.9M | Security Bank of Colorad |
| Apr 21, 1988 | Citizens National Bank | Colorado Springs | $18.3M | State B&T of Co Springs |
| Apr 15, 1988 | Metropolitan Industrial Bank | Denver | $12.4M | Resources Industrial Ban |
| Mar 10, 1988 | Security Bank of Denver, N.A. | Denver | $17.0M | City Center National Ban |
| Nov 10, 1987 | Middle Park Bank | Granby | $34.9M | Bank of Kremmling |
| Nov 10, 1987 | Bank of Winter Park | Winter Park | $24.4M | Bank of Aspen |
| Oct 21, 1987 | Pioneer Bank of Fountain | Fountain | $12.7M | Green Mountain Bank |
| Oct 8, 1987 | The First National Bank of Brush | Brush | $20.9M | First Security Bank |
| Aug 27, 1987 | Citizens Bank of Glendale | Denver | $4.4M | Prudential Bank |
| Jul 9, 1987 | First Continental BK of Rockrimmon, N.A. | Colorado Springs | $6.6M | Valley Bank |
| Jun 25, 1987 | South Denver National Bank | Glendale | $59.6M | First NB of Southeast De |
| May 7, 1987 | North American National Bank | Littleton | $9.5M | FirstBank of Colorado N.A. |
| May 6, 1987 | American Bank of Commerce | Denver | $25.5M | Professional Bank of CO |
| Apr 9, 1987 | Commonwealth Bank | Glendale | $7.8M | Prudential Bank |
| Feb 27, 1987 | Key S&LA | Englewood | $241.6M | Commercial FS&LA |
| Feb 5, 1987 | Market National Bank | Denver | $8.7M | Womens Bank N a |
| Jan 15, 1987 | First Charter Bank | Denver | $10.1M | Century Bank&trust |
| Jan 8, 1987 | American National Bank of Grand Junction | Grand Junction | $7.7M | Intrawest Bank of Grand |
| Dec 18, 1986 | Landmark National Bank | Denver | $12.9M | Omnibank Leetsdale |
| Nov 5, 1986 | Sedgwick County Bank | Julesburg | $3.8M | First NB of Julesburg |
| Aug 28, 1986 | Buena Vista Bank & Trust Company | Buena Vista | $32.8M | —
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| Aug 21, 1986 | The First National Bank in Rifle | Rifle | $17.6M | —
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| Jul 25, 1986 | Mountain Valley Bank | Conifer | $8.1M | Bank of Mountain Valley |
| Jul 25, 1986 | The Bank of Park County | Bailey | $6.0M | Bank of Mountain Valley |
| May 23, 1986 | Centennial State Bank of Colorado | Englewood | $20.4M | First Intrst BK Centenni |
| Nov 1, 1985 | The Aurora Bank | Aurora | $16.6M | Omnibank Iliff National |
| Sep 6, 1985 | Bank of Clifton | Clifton | $10.9M | —
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| Aug 9, 1985 | Sierra FS&LA | Denver | $48.4M | Commercial FS&LA |
| Jul 19, 1985 | Gilpin County Bank | Black Hawk | $3.9M | First Intrst BK Golden N |
| Apr 18, 1985 | The First National Bank of Springfield | Springfield | $15.3M | Baca State Bank |
| Mar 29, 1985 | Fidelity Bank of Denver | Denver | $54.7M | American Bank of Commerc |
| Feb 14, 1985 | First National Bank of Eads | Eads | $17.5M | Omnibank of Kiowa County |
| Dec 7, 1984 | Farmers State BK of Holyoke | Holyoke | $3.9M | Security National Bank |
| Aug 24, 1984 | Hereford State Bank | Hereford | $2.7M | —
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| Sep 30, 1983 | Dominion BK of Denver | Denver | $16.7M | Central Bank at Stapleto |
| Oct 30, 1981 | Midtown National Bank | Pueblo | $10.6M | First Co Bank of Pueblo |
| Jan 26, 1979 | Village Bank | Pueblo West | $5.1M | —
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| Jun 25, 1976 | Coronado National Bank | Denver | $2.6M | —
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| Jan 12, 1976 | Bank of Woodmoor | Woodmoor | $4.0M | —
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| Mar 26, 1973 | Skyline National Bank | Denver | $6.5M | —
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| Nov 30, 1971 | The First National Bank of Cripple Creek | Cripple Creek | $1.3M | —
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| Feb 6, 1969 | The Rocky Mountain Bank | Lakewood | $8.6M | —
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| Mar 17, 1966 | Saguache County National Bank | Saguache | $512K | —
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| Jan 22, 1965 | The Brighton National Bank | Brighton | $3.0M | —
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| Feb 10, 1938 | The Briggsdale State Bank | Briggsdale | $14K | —
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