Series and Classes/Contracts Information:
| Existing | |||
| Status | Name | Ticker Symbol | |
| CIK 0000773757 | |||
| Series S000010615 | Columbia High Yield Municipal Fund | ||
| Class/Contract C000122656 | Class R5 | CHMYX | |
| Status | Name | Ticker Symbol | |
| CIK 0000773757 | |||
| Series S000010617 | Columbia Strategic Income Fund | ||
| Class/Contract C000122657 | Class R4 | CMNRX | |
| Status | Name | Ticker Symbol | |
| CIK 0000773757 | |||
| Series S000010623 | Columbia Intermediate Municipal Bond Fund | ||
| Class/Contract C000122658 | Class R5 | CTMRX | |
| Status | Name | Ticker Symbol | |
| CIK 0000773757 | |||
| Series S000012068 | Columbia Balanced Fund | ||
| Class/Contract C000122659 | Class R4 | CBDRX | |
| Class/Contract C000122660 | Class Y | CBDYX | |
| Status | Name | Ticker Symbol | |
| CIK 0000773757 | |||
| Series S000012069 | Columbia Greater China Fund | ||
| Class/Contract C000122661 | Class R5 | CGCRX | |
| Status | Name | Ticker Symbol | |
| CIK 0000773757 | |||
| Series S000012070 | Columbia Mid Cap Growth Fund | ||
| Class/Contract C000121789 | Class R4 | CPGRX | |
| Status | Name | Ticker Symbol | |
| CIK 0000773757 | |||
| Series S000012071 | Columbia Oregon Intermediate Municipal Bond Fund | ||
| Class/Contract C000032858 | Class A | COEAX | |
| Class/Contract C000032859 | Class B | COEBX | |
| Class/Contract C000032860 | Class C | CORCX | |
| Class/Contract C000032862 | Class Z | CMBFX | |
| Class/Contract C000122662 | Class R5 | CODRX | |
| Status | Name | Ticker Symbol | |
| CIK 0000773757 | |||
| Series S000012072 | Columbia Real Estate Equity Fund | ||
| Class/Contract C000122663 | Class R4 | CRERX | |
| Status | Name | Ticker Symbol | |
| CIK 0000773757 | |||
| Series S000012073 | Columbia Small Cap Growth Fund I | ||
| Class/Contract C000121791 | Class R4 | CHHRX | |
| Status | Name | Ticker Symbol | |
| CIK 0000773757 | |||
| Series S000012075 | Columbia Technology Fund | ||
| Class/Contract C000122664 | Class R4 | CTYRX | |
| Class/Contract C000122665 | Class R5 | CTHRX | |
| Status | Name | Ticker Symbol | |
| CIK 0000773757 | |||
| Series S000012077 | Columbia Contrarian Core Fund | ||
| Class/Contract C000122666 | Class R4 | CORRX | |
| Class/Contract C000122667 | Class R5 | COFRX | |
| Class/Contract C000122668 | Class Y | COFYX | |
| Status | Name | Ticker Symbol | |
| CIK 0000773757 | |||
| Series S000012079 | Columbia Dividend Income Fund | ||
| Class/Contract C000122669 | Class R4 | CVIRX | |
| Class/Contract C000122670 | Class R5 | CDDRX | |
| Class/Contract C000122671 | Class Y | CDDYX | |
| Status | Name | Ticker Symbol | |
| CIK 0000773757 | |||
| Series S000012081 | Columbia Large Cap Growth Fund | ||
| Class/Contract C000032910 | Class A | LEGAX | |
| Class/Contract C000032911 | Class B | LEGBX | |
| Class/Contract C000032912 | Class C | LEGCX | |
| Class/Contract C000032914 | Class T | GAEGX | |
| Class/Contract C000032915 | Class Z | GEGTX | |
| Class/Contract C000034322 | Class E | CLGEX | |
| Class/Contract C000034323 | Class F | CLGFX | |
| Class/Contract C000078989 | Class Y | CGFYX | |
| Class/Contract C000094687 | Class I | CLGIX | |
| Class/Contract C000094688 | Class R | CGWRX | |
| Class/Contract C000094689 | Class K | CLRUX | |
| Class/Contract C000094690 | Class R5 | CLWFX | |
| Class/Contract C000094691 | Class W | CLGWX | |
| Class/Contract C000122672 | Class R4 | CCGRX | |
| Status | Name | Ticker Symbol | |
| CIK 0000773757 | |||
| Series S000012083 | Columbia Small Cap Core Fund | ||
| Class/Contract C000122673 | Class R4 | CFFRX | |
| Class/Contract C000122674 | Class R5 | CLLRX | |
| Class/Contract C000122675 | Class Y | CPFRX | |
| Status | Name | Ticker Symbol | |
| CIK 0000773757 | |||
| Series S000012093 | Columbia New York Tax-Exempt Fund | ||
| Class/Contract C000122676 | Class R5 | CNYRX | |
| Status | Name | Ticker Symbol | |
| CIK 0000773757 | |||
| Series S000012096 | Columbia Corporate Income Fund | ||
| Class/Contract C000122677 | Class Y | CRIYX | |
| Class/Contract C000122678 | Class R4 | CIFRX | |
| Class/Contract C000122679 | Class R5 | CPIRX | |
| Status | Name | Ticker Symbol | |
| CIK 0000773757 | |||
| Series S000012097 | Columbia Intermediate Bond Fund | ||
| Class/Contract C000121793 | Class R4 | CBNRX | |
| Class/Contract C000121794 | Class R5 | CTBRX | |
| Class/Contract C000121795 | Class K | ||
| Class/Contract C000122680 | Class Y | CTBYX | |
| Status | Name | Ticker Symbol | |
| CIK 0000773757 | |||
| Series S000012098 | Columbia U.S. Treasury Index Fund | ||
| Class/Contract C000122681 | Class R5 | CUTRX | |
| Status | Name | Ticker Symbol | |
| CIK 0000773757 | |||
| Series S000012102 | Columbia Small Cap Value Fund I | ||
| Class/Contract C000122682 | Class R4 | CVVRX | |
| Class/Contract C000122683 | Class R5 | CUURX | |
| Status | Name | Ticker Symbol | |
| CIK 0000773757 | |||
| Series S000021572 | Columbia Emerging Markets Fund | ||
| Class/Contract C000121798 | Class R5 | CEKRX | |
| Class/Contract C000122684 | Class Y | ||
| Status | Name | Ticker Symbol | |
| CIK 0000773757 | |||
| Series S000021573 | Columbia Energy and Natural Resources Fund | ||
| Class/Contract C000122685 | Class R4 | CENRX | |
| Class/Contract C000122686 | Class R5 | CNRRX | |
| Status | Name | Ticker Symbol | |
| CIK 0000773757 | |||
| Series S000021575 | Columbia Select Large Cap Growth Fund | ||
| Class/Contract C000122687 | Class R4 | CSRRX | |
| Class/Contract C000122688 | Class R5 | CGTRX | |
| Class/Contract C000122689 | Class Y | CCWRX | |
| Status | Name | Ticker Symbol | |
| CIK 0000773757 | |||
| Series S000021578 | Columbia Value and Restructuring Fund | ||
| Class/Contract C000122690 | Class R4 | CVRRX | |
| Class/Contract C000122691 | Class R5 | CVCRX | |
| Class/Contract C000122692 | Class Y | CVRYX | |
| Status | Name | Ticker Symbol | |
| CIK 0000773757 | |||
| Series S000021579 | Columbia Bond Fund | ||
| Class/Contract C000122693 | Class R4 Shares | CNDRX | |
| Class/Contract C000122694 | Class R5 Shares | CNFRX | |
IRS No.: 363376651 | State of Incorp.: MA | Fiscal Year End: 0630
Type: 485BPOS | Act: 33 | File No.: 002-99356 | Film No.: 121234829
IRS No.: 363376651 | State of Incorp.: MA | Fiscal Year End: 0630
Type: 485BPOS | Act: 40 | File No.: 811-04367 | Film No.: 121234830