Series and Classes/Contracts Information:
| Existing | |||
| Status | Name | Ticker Symbol | |
| CIK 0001097519 | |||
| Series S000010777 | Columbia Short Term Bond Fund | ||
| Class/Contract C000029788 | Class A | NSTRX | |
| Class/Contract C000029789 | Class B | NSTFX | |
| Class/Contract C000029790 | Class C | NSTIX | |
| Class/Contract C000029791 | Class Z | NSTMX | |
| Class/Contract C000079024 | Class Y | CSBYX | |
| Class/Contract C000094637 | Class I | CTMIX | |
| Class/Contract C000094638 | Class R | CSBRX | |
| Class/Contract C000094639 | Class R4 | CBRFX | |
| Class/Contract C000094640 | Class W | CSBWX | |
| Status | Name | Ticker Symbol | |
| CIK 0001097519 | |||
| Series S000010778 | Columbia Short Term Municipal Bond Fund | ||
| Class/Contract C000029792 | Class A | NSMMX | |
| Class/Contract C000029793 | Class B | NSMNX | |
| Class/Contract C000029794 | Class C | NSMUX | |
| Class/Contract C000029795 | Class Z | NSMIX | |
| Status | Name | Ticker Symbol | |
| CIK 0001097519 | |||
| Series S000010780 | Columbia California Intermediate Municipal Bond Fund | ||
| Class/Contract C000029800 | Class A | NACMX | |
| Class/Contract C000029801 | Class B | CCIBX | |
| Class/Contract C000029802 | Class C | CCICX | |
| Class/Contract C000029803 | Class Z | NCMAX | |
| Status | Name | Ticker Symbol | |
| CIK 0001097519 | |||
| Series S000010782 | Columbia Georgia Intermediate Municipal Bond Fund | ||
| Class/Contract C000029808 | Class A | NGIMX | |
| Class/Contract C000029809 | Class B | NGITX | |
| Class/Contract C000029810 | Class C | NGINX | |
| Class/Contract C000029811 | Class Z | NGAMX | |
| Status | Name | Ticker Symbol | |
| CIK 0001097519 | |||
| Series S000010783 | Columbia Maryland Intermediate Municipal Bond Fund | ||
| Class/Contract C000029812 | Class A | NMDMX | |
| Class/Contract C000029813 | Class B | NMITX | |
| Class/Contract C000029814 | Class C | NMINX | |
| Class/Contract C000029815 | Class Z | NMDBX | |
| Status | Name | Ticker Symbol | |
| CIK 0001097519 | |||
| Series S000010784 | Columbia North Carolina Intermediate Municipal Bond Fund | ||
| Class/Contract C000029816 | Class A | NNCIX | |
| Class/Contract C000029817 | Class B | NNITX | |
| Class/Contract C000029818 | Class C | NNINX | |
| Class/Contract C000029819 | Class Z | NNIBX | |
| Status | Name | Ticker Symbol | |
| CIK 0001097519 | |||
| Series S000010786 | Columbia South Carolina Intermediate Municipal Bond Fund | ||
| Class/Contract C000029825 | Class A | NSCIX | |
| Class/Contract C000029826 | Class B | NISCX | |
| Class/Contract C000029827 | Class C | NSICX | |
| Class/Contract C000029828 | Class Z | NSCMX | |
| Status | Name | Ticker Symbol | |
| CIK 0001097519 | |||
| Series S000010788 | Columbia Virginia Intermediate Municipal Bond Fund | ||
| Class/Contract C000029833 | Class A | NVAFX | |
| Class/Contract C000029834 | Class B | NVANX | |
| Class/Contract C000029835 | Class C | NVRCX | |
| Class/Contract C000029836 | Class Z | NVABX | |
| Status | Name | Ticker Symbol | |
| CIK 0001097519 | |||
| Series S000010822 | Corporate Bond Portfolio | ||
| Class/Contract C000030048 | Corporate Bond Portfolio Shares | NCOBX | |
| Status | Name | Ticker Symbol | |
| CIK 0001097519 | |||
| Series S000010823 | Mortgage- and Asset-Backed Portfolio | ||
| Class/Contract C000030049 | Mortgage- and Asset-Backed Portfolio Shares | NMTGX | |
EIN.: 000000000 | State of Incorp.: DE | Fiscal Year End: 0331
Type: 24F-2NT | Act: 33 | File No.: 333-89661 | Film No.: 12926757