La Poste postcode lookup
Enter a destination postcode to check La Poste format, place and region before printing the label.
Quick answer: La Poste labels use the destination country postcode, not the Chinese warehouse. US 5-digit ZIP, UK outcode, Japan 7 digits.
How to fill the label
STEP 01
Pick the destination
The country must match the address or postcode validation fails.
STEP 02
Use Latin city/region
For example Mountain View / CA.
STEP 03
Follow the format
US 94043, Japan 100-0001, UK SW1A; keep only the first 5 digits of ZIP+4.
Common destination formats
| Country | Format | Example |
|---|---|---|
| United States | 5 digits | 90210 |
| United Kingdom | Outcode | SW1A |
| Japan | 7 digits (000-0000) | 100-0001 |
| Germany | 5 digits | 10115 |
| Canada | First 3 characters (FSA) | M5V |
FAQ
What if the La Poste postcode is wrong?
Delays, customs failures or returns; US and UK route by postcode.
Does the warehouse need a postcode?
Domestic warehouses do not need one; overseas warehouses follow local format.
UK shows only SW1A?
Our UK data is outcode-level; fill SW1A.
Can I check a batch?
Yes, paste a column into batch check.
Related
Label fields reference La Poste public docs; sample codes from the postal dataset. Last checked 2026-11-09.