Area Codes in Haarlem
| Area Code▲ | City↕ | Administrative Region↕ | City Population↕ | Country/Region | Timezone |
|---|---|---|---|---|---|
| 23 | Haarlem | North Holland | 147,590 | Netherlands | Europe/Amsterdam |
Nearby Cities
| City | Region | Country | Population | Area Codes | Postal Codes |
|---|---|---|---|---|---|
| Aerdenhout | North Holland | Netherlands | — | 23 | 2111, 2121, 2116, 2114 |
| Cruquius, North Holland | North Holland | Netherlands | — | 23 | 2142 |
| Haarlemmerliede | North Holland | Netherlands | — | 548, 23, 541 | 2065 |
| Overveen | North Holland | Netherlands | — | 23 | 2051, 2015, 2111, 2061 |
| Santpoort-Zuid | North Holland | Netherlands | — | 23 | 2082, 2071, 2061 |