🇯🇵 Japan · Saitama Ken
Iwatsuki postal codes
Iwatsuki, Saitama Ken, has 221 postal codes, from 337-0000 to 349-0226. Which one applies depends on the street address.
- Postal Codes
- 221
- Population
- 108,833
- Prefecture
- Saitama Ken
- Coordinates
- 35.9647, 139.6964
All Iwatsuki postal codes
337-0000337-0001337-0002337-0003337-0004337-0005337-0006337-0007337-0008337-0011337-0012337-0013337-0014337-0015337-0016337-0017337-0021337-0022337-0023337-0024337-0025337-0026337-0027337-0031337-0032337-0033337-0034337-0035337-0036337-0041337-0042337-0043337-0044337-0045337-0051337-0052337-0053337-0054337-8501337-8502337-8507337-8532337-8556337-8570337-8586339-0000339-0001339-0002339-0003339-0004339-0005339-0006339-0007339-0008339-0009339-0011339-0012339-0013339-0014339-0015339-0016339-0017339-0018339-0021339-0022339-0023339-0024339-0025339-0026339-0027339-0028339-0031339-0032339-0033339-0034339-0035339-0036339-0037339-0041339-0042339-0043339-0044339-0045339-0046339-0047339-0051339-0052339-0053339-0054339-0055339-0056339-0057339-0058339-0061339-0062339-0063339-0064339-0065339-0066339-0067339-0068339-0069339-0071339-0072339-0073339-0074339-0075339-0076339-0077339-0078339-0081339-0082339-8501339-8510339-8511339-8521339-8539339-8551339-8558339-8566339-8585339-8601339-8686340-0800340-0801340-0802340-0803340-0804340-0805340-0806340-0807340-0808340-0811340-0812340-0813340-0814340-0815340-0816340-0821340-0822340-0823340-0824340-0825340-0826340-0831340-0832340-0833340-0834340-0835344-0000344-0014344-0016344-0024344-0025344-0031344-0034344-0035344-0036344-0037344-0041344-0042344-0043344-0044344-0045344-0046344-0047344-0048344-0051344-0052344-0053344-0054344-0055344-0056344-0057344-0058344-0059344-0061344-0065344-0066344-0067345-0813349-0100349-0101349-0102349-0103349-0104349-0105349-0111349-0112349-0113349-0114349-0115349-0121349-0122349-0123349-0124349-0125349-0126349-0127349-0128349-0131349-0132349-0133349-0134349-0135349-0136349-0137349-0141349-0142349-0143349-0144349-0145349-0192349-0193349-0195349-0196349-0198349-0222349-0224349-0225349-0226
No code matches.
Includes codes within a few kilometres of the city centre. Data: GeoNames (CC BY 4.0) and zipcodestack.
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Frequently asked questions
What is the postal code of Iwatsuki?
Iwatsuki has 221 postal codes in Saitama Ken. The right code depends on the street address; the list on this page shows all of them, starting with 337-0000.
How many postal codes does Iwatsuki have?
Our data lists 221 postal codes for Iwatsuki, Japan. The list includes codes of the city centre and surrounding districts.
How do I find the exact postal code for an address in Iwatsuki?
Use the official postal service lookup or a geocoding API with the full street address. For software, the zipcodestack API returns city, region and coordinates for any postal code and can search codes by city or by radius.
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GET https://api.zipcodestack.com/v1/code/city?city=Iwatsuki&country=jp
{
"query": { "city": "Iwatsuki", "country": "jp" },
"results": ["337-0000", "…"]
}Free postal code tools
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