Postal-place testing - limited source coverage
South Korea Address Generator
South Korean test addresses preserving native-script source localities and five-digit postal codes. Synthetic road-style labels are added without converting the record into a verified Road Name Address.
GeoNames postal-place sample with a synthetic street. Limited source coverage; not delivery-verified.
South Korea Address Format
South Korea uses a five-digit postal-code format in the UPU guide. This tool places the source province or metropolitan city and locality before the synthetic road line, followed by the postcode. The generated road names use test labels with road-style endings; they are not translations or official registrations of Korean roads.
강원도 가곡면 250 Test-ro 25953 SOUTH KOREA
Synthetic format example, not a delivery address. The street or box line is generated test data.
UPU South Korea addressing reference. This reference documents postal layouts, not the validity of generated addresses.
South Korea Source Coverage
- Retained source rows
- 35,583
- Locality labels by area
- 1,540
- Covered source groups
- 17
The dataset contains postal localities, not the complete Korean road-name and building database. A locality can be a district or lower-level place, so the interface calls it a source locality rather than always a city. Source script is preserved. Neither building numbers nor the combination of a synthetic road and a retained postcode is delivery-verified.
Included province or metropolitan city groups
- 강원도: 1,860 source rows
- 경기도: 6,371 source rows
- 경상남도: 2,486 source rows
- 경상북도: 3,345 source rows
- 광주광역시: 1,003 source rows
- 대구광역시: 1,506 source rows
- 대전광역시: 1,106 source rows
- 부산광역시: 2,295 source rows
- 서울특별시: 5,628 source rows
- 세종특별자치시: 152 source rows
- 울산광역시: 640 source rows
- 인천광역시: 1,304 source rows
- 전라남도: 2,096 source rows
- 전라북도: 1,743 source rows
- 제주특별자치도: 514 source rows
- 충청남도: 1,883 source rows
- 충청북도: 1,651 source rows
Counts describe this imported subset, not a national completeness percentage. A locality label may occur in more than one source group. Exact duplicates are removed; unsupported or inconsistent records are omitted, not repaired with guessed geography.
South Korea Form-Testing Cases
Korean address QA should include Hangul storage, font rendering, copying and JSON/CSV round trips. The five-digit code must not be rejected by a validator that still expects the older six-digit form. These records exercise mixed-script fixtures, not an authoritative English translation of a Korean mailing address.
Generated records are for development, QA and demonstrations. They must not be used for mail delivery, identity checks, account verification or proof of residence. A synthetic result can coincidentally resemble an existing address; it is not guaranteed to be nonexistent.
Data and Attribution
Geographic data: GeoNames KR postal export, reused under CC BY 4.0. Downloaded 2026-09-05. The source provides no guarantee of accuracy, timeliness or completeness.
Postal-place relationships are retained from individual source rows, without mixing localities and codes independently. Coordinates, population figures and unrelated gazetteer fields are not included in the browser data.
South Korea Address FAQ
Why do some fields contain Hangul while the road line uses Latin letters?
Geographic labels are retained from the source, while the road is synthetic testing text. The tool deliberately avoids guessing a romanization or claiming that the road exists.