Westerstraat is een straat te Dalfsen in de gemeente Dalfsen en is gelegen in de Nederlandse provincie Overijssel.
| Postcode | Huisnummers |
|---|---|
| 7721 DA | 1, 3, 5, 7, 9, 11, 13, 15, 17, 19, 21, 23, 25, 27, 29A, 29B, 29C, 29D, 29E, 29F, 29G, 29H, 29J, 29K, 29L, 29M, 29N, 29P, 29R, 29S, 29T, 29U, 29V, 29W, 29X, 29Z, 29, 33A, 33B, 33C, 33D, 33E, 33F, 33G, 35A, 35B, 35C, 35D, 35E, 35F, 35G, 41, 43, 45; |
| 7721 DB | 2A, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 26, 28, 30; |