Karl Marxstraat is een straat te Rotterdam in de gemeente Rotterdam en is gelegen in de Nederlandse provincie Zuid-Holland.
| Postcode | Huisnummers |
|---|---|
| 3076 DP | 53, 55, 61, 65, 51, 49, 47, 45, 43, 41, 35, 33, 31, 29, 27, 25, 23, 21, 15, 13, 11, 9, 9, 7, 5, 3, 1, 1; |
| 3076 DR | 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32, 34, 36, 86, 88, 90, 92, 98, 38, 40, 42, 44, 46, 48, 50, 52, 54, 56, 58, 60, 62, 64, 66, 68, 70, 72, 74, 76, 78, 80, 84; |