Nieuwpoortslaan is een straat te Alkmaar in de gemeente Alkmaar en is gelegen in de Nederlandse provincie Noord-Holland.
| Postcode | Huisnummers |
|---|---|
| 1815 LJ | 1, 3, 5, 7, 9, 11, 13, 15, 17, 19, 21, 23, 25, 27, 29, 31, 33, 35; |
| 1815 LK | 37, 39, 41, 43, 45, 47, 49, 51, 53A, 53, 57, 59, 61, 63, 65, 67, 69, 71, 73, 75, 77; |
| 1815 LL | 81, 83, 85, 87, 89, 91, 93, 95, 97, 99, 101, 103, 105, 107, 109, 111, 113, 115, 117, 119; |
| 1815 LM | 121, 123, 125, 127, 129, 131, 133, 135, 137, 139, 141, 143, 145A, 145, 147A, 147, 149A, 149, 153, 155, 157, 159, 163, 165, 169, 171, 173, 175, 177, 193, 195, 199; |
| 1815 LN | 2A, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32, 34, 36, 38, 40A, 40B, 40C, 40D, 40E, 40F, 40G, 40H, 40J, 40K, 40L, 40M, 40N, 40P, 40R, 40T, 40V, 40, 42; |
| 1815 LP | 44A, 44, 46, 48, 50, 52, 54, 56, 58, 60, 62, 64, 68, 70, 72, 74, 76, 78, 80, 82, 84, 86, 88, 90; |
| 1815 LR | 92, 94, 96, 98, 100, 102, 104A, 104, 106, 108, 110, 112, 114, 116, 118, 120, 122, 124, 126, 128, 136, 134, 132, 130; |
| 1815 LS | 180, 182, 184A, 186, 190, 192, 194A, 194B, 178, 176, 174, 172, 170, 168, 166, 164, 162, 160, 158, 156, 154, 152, 148, 146, 144, 142, 138B, 138A; |