Helmholtzstraat, Amsterdam - postal code
Helmholtzstraat has 170 addresses. This street uses 9 postcodes: 1098 LC, 1098 LD, 1098 LE, 1098 LG, 1098 LH, 1098 LJ, 1098 LK, 1098 LL, 1098 LM.
Postal codes: 1098 LC 1098 LD 1098 LE 1098 LG 1098 LH 1098 LJ 1098 LK 1098 LL 1098 LM