Jan Blankenstraat is een straat te 's-Gravenhage in de gemeente 's-Gravenhage en is gelegen in de Nederlandse provincie Zuid-Holland.
| Postcode | Huisnummers |
|---|---|
| 2515 PM | 51, 53, 55, 57, 59, 63, 65, 69, 71, 75, 77, 49, 47, 45, 43, 41, 39; |
| 2515 PN | 81, 83, 87, 89, 93, 95, 99, 101, 105, 107, 111, 113, 117, 119; |
| 2515 PP | 2A, 2, 4A, 4, 6A, 6B, 6C, 6D, 6, 6, 8A, 8, 10A, 10, 12A, 12, 28, 30, 32, 34, 36, 38, 40, 42, 44, 46, 48, 50; |
| 2515 PL | 37, 35, 33, 31, 29, 27, 25, 23, 21, 19, 17, 15, 13, 11, 9, 7, 5, 3; |
| 2515 PR | 64, 68, 70, 72, 74, 76, 78, 80, 82, 84, 86, 88, 90, 92, 94, 96, 98, 100, 102, 104, 106, 108, 110, 112, 116, 118, 120, 122, 124, 126, 128, 130, 132, 134, 136, 138, 140; |
| 2515 PX | 123, 125, 129, 131, 135, 137, 141, 143, 147, 149, 153, 155, 159, 161, 165, 167, 171, 173, 177, 181, 183, 185, 187, 189, 191, 193, 197, 199, 203, 205; |