Haarlem area code
Haarlem, Netherlands: area code 23. From abroad dial +31 23 XXX XXXX; within the country 023 XXX XXXX.
23
- Country
Netherlands +31- Area code
- 23
- From abroad
- +31 23 XXX XXXX
- Within the country
- 023 XXX XXXX
How to dial
From another country dial +31, then 23 and the local number: +31 23 XXX XXXX. In place of the +, dial the exit code of the country you are calling from: 00 in most countries, 011 from the US and Canada. On a mobile phone you can simply dial +.
From elsewhere in Netherlands: 023 XXX XXXX.
Other places in Netherlands
- Rotterdam 10
- Tilburg 13
- Delft 15
- Amsterdam 20
- Nijmegen 24
- Arnhem 26
- Utrecht 30
- Amersfoort 33
- Hilversum 35
- Almere 36
- Zwolle 38
- Eindhoven 40
- Maastricht 43
- Heerlen 45
- Sittard 46
- Groningen 50
- Enschede 53
- Apeldoorn 55
- Leeuwarden 58
- The Hague 70
- Leiden 71
- Alkmaar 72
- 's-Hertogenbosch 73
- Hengelo 74
- Zaandam 75
- Breda 76
- Venlo 77
- Dordrecht 78
- Zoetermeer 79
- Goes 113
- Hulst 114
- Oostburg 117
- Middelburg 118
- Oosterhout 162
- Bergen Op Zoom 164
- Alphen Aan den Rijn 172
- Naaldwijk 174
- Barendrecht 180
- Gouda 182
- Gorinchem 183