South Korea synthetic address generator
Generate fictional data for form debugging, checkout testing, and learning local address formats. Search by city, region, or postal code.
Streets, names, phones, and companies are synthetic — they do not represent real residents.
Country format detailsKR
Korea uses 5-digit postcodes; RRN is 13 digits encoding gender/birth/region.
Essential formats
- Postal format
5 digits (old 6-digit codes retired).
- Phone format
Area code 2-3 digits (Seoul 02) + 7-8 digits, +82. Mobiles start 010/011.
ID format
- Resident Registration Number
YYMMDD-G######; G = 1/2/3/4 (1-2 born 1900-1999; 3-4 since 2000; 9 = foreigner).
Frequently asked questions
Can this address receive real mail?
No. The generator creates synthetic test data for form development and address-format learning. Do not use it for delivery, identity verification, or platform review.
Do city and postal code match?
Public location data is used where available. Personal names, streets, phone numbers, and companies are synthetic.
Can I search for a city or postal code?
Yes. Search by city, region, or postal code; unmatched queries are not silently replaced.
Are the card details real?
No. Card details use public test ranges and are not linked to real accounts or payments.
Why is an identity number included?
It is synthetic format-test data and does not represent a real person.
Is generated data uploaded?
No. Generation and saved profiles stay in this browser.