Graaf Janlaan is een straat te Zeist in de gemeente Zeist en is gelegen in de Nederlandse provincie Utrecht.
| Postcode | Huisnummers |
|---|---|
| 3708 GM | 22, 24, 26, 28, 20, 18, 16, 14, 12, 10, 8, 6, 4, 2, 2A; |
| 3708 GP | 56, 58, 60, 62, 64, 66, 68, 70, 72, 74, 76, 78, 80, 82, 84, 86; |
| 3708 GL | 83A, 83, 85, 87, 89, 91, 93, 97; |
| 3708 GK | 51, 53, 55, 57, 59, 61, 63, 65, 67, 69, 71, 73, 75, 77, 79; |
| 3708 GN | 54, 52, 50, 48, 46, 44, 42, 40, 38, 36, 34, 32, 30; |
| 3708 GR | 90, 92, 94, 96, 98, 100, 102, 104, 106, 108; |
| 3708 GJ | 31, 33, 35A, 35, 37A, 37, 39A, 39, 41A, 41, 43, 45, 47, 49; |
| 3708 GH | 1, 3, 5, 11, 13, 15, 17, 19, 21, 23, 25, 27, 29; |