| 2600:5800:1b8:: | 2600:5800:1b8:ffff:ffff:ffff:ffff:ffff | CITY OF CONCORD |
| 2600:5800:1b9:: | 2600:5800:1b9:ffff:ffff:ffff:ffff:ffff | ALLEGACY FEDERAL CREDIT UNION MAIN |
| 2600:5800:1ba:: | 2600:5800:1bb:ffff:ffff:ffff:ffff:ffff | Charter Communications Inc |
| 2600:5800:1bc:: | 2600:5800:1bc:ffff:ffff:ffff:ffff:ffff | WILLIAMSONS CHAPEL UMC |
| 2600:5800:1bd:: | 2600:5800:1c0:ffff:ffff:ffff:ffff:ffff | Charter Communications Inc |
| 2600:5800:1c1:: | 2600:5800:1c1:ffff:ffff:ffff:ffff:ffff | STURGIS FORENSICS LLC |
| 2600:5800:1c2:: | 2600:5800:1c2:ffff:ffff:ffff:ffff:ffff | CHANDLER CONCRETE CO |
| 2600:5800:1c3:: | 2600:5800:1c3:ffff:ffff:ffff:ffff:ffff | FRIENDLY DENTAL MANAGEMENT INC. NTL |
| 2600:5800:1c4:: | 2600:5800:1c5:ffff:ffff:ffff:ffff:ffff | Charter Communications Inc |
| 2600:5800:1c6:: | 2600:5800:1c6:ffff:ffff:ffff:ffff:ffff | HARDHAT WORKFORCE SOLUTIONS LLC |