| Vanguard Intermediate-Term Bond Index Fund | Investor Shares | VBIIX | — |
| Vanguard Intermediate-Term Bond Index Fund | Admiral Shares | VBILX | — |
| Vanguard Intermediate-Term Bond Index Fund | Institutional Shares | VBIMX | — |
| Vanguard Intermediate-Term Bond Index Fund | Signal Shares | VIBSX | — |
| Vanguard Intermediate-Term Bond Index Fund | ETF Shares | BIV | — |
| Vanguard Long-Term Bond Index Fund | Investor Shares | VBLTX | — |
| Vanguard Long-Term Bond Index Fund | Institutional Shares | VBLLX | — |
| Vanguard Long-Term Bond Index Fund | ETF Shares | BLV | — |
| Vanguard Short-Term Bond Index Fund | Investor Shares | VBISX | — |
| Vanguard Short-Term Bond Index Fund | Admiral Shares | VBIRX | — |
| Vanguard Short-Term Bond Index Fund | Signal Shares | VBSSX | — |
| Vanguard Short-Term Bond Index Fund | ETF Shares | BSV | — |
| Vanguard Total Bond Market Index Fund | Investor Shares | VBMFX | — |
| Vanguard Total Bond Market Index Fund | Admiral Shares | VBTLX | — |
| Vanguard Total Bond Market Index Fund | Institutional Shares | VBTIX | — |
| Vanguard Total Bond Market Index Fund | Signal Shares | VBTSX | — |
| Vanguard Total Bond Market Index Fund | ETF Shares | BND | — |
| Vanguard Total Bond Market II Index Fund | Investor Shares | VTBIX | — |
| Vanguard Total Bond Market II Index Fund | Institutional Shares | VTBNX | — |