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Check coverage, source details and update information by country.
Searches use local postal datasets and, for supported countries, the public data services listed on our data sources page.
Locality results do not verify a street or building. Coordinates are approximate area locations.
Coverage varies by country. Check source dates and limitations before mailing.
| Country | Source | Coverage | Terms |
|---|---|---|---|
| United States | U.S. Census Geocoder | Census address match | Terms |
| United States | U.S. DOT National Address Database (ZIP+4 when present) ZIP+4 is optional and incomplete. Only one exact address record is accepted; otherwise the lookup falls back to ZIP5. | Matched address | Terms |
 Netherlands | Kadaster · PDOK / BAG | Matched address | Terms |
 Norway | Kartverket · Matrikkelen | Matched address | Terms |
 Liechtenstein | ©swisstopo · Official building address directory | Matched address | Terms |
 North Macedonia | OpenStreetMap · OpenStreetData (local exact-record candidates) © OpenStreetMap contributors · ODbL | Locality candidate | Terms |
b0c65ad3661c2dbda1d833f72b5e3402a886d3759f040b35e6bfa7ad5241f5b3Coverage varies by country. Check source dates and limitations before mailing.
ba3a87bf16ba631ed12e9e6244744497f90a934735b64ecdd91d07677863a9a4Coverage varies by country. Check source dates and limitations before mailing.
8f14fcb77b0fe025509577f739a8f626c7b14ccc6bed9ff55a9f9e40c3961672ZCTAs are Census statistical areas. Their boundaries do not represent every USPS ZIP Code or an exact postal delivery boundary.
6d1f4d0c0d0d413406575aff1fc42bbfaa9ba7e1c33ff01898319f5363e18193ACS figures are five-year statistical estimates for a ZCTA. They do not describe individual addresses; consider the margin of error when comparing values.
07a6ad63b9d7845e493054fee9aecbccc16e65927dd468839d2a93f76bf2afc4ZCTAs are Census statistical areas. Their boundaries do not represent every USPS ZIP Code or an exact postal delivery boundary.
HUD-USPS ratios describe the share of addresses assigned to a county, not postal-area boundaries. A ZIP Code may span multiple counties.
Coverage varies by country. Check source dates and limitations before mailing.
Coverage varies by country. Check source dates and limitations before mailing.
Coverage varies by country. Check source dates and limitations before mailing.
Coverage varies by country. Check source dates and limitations before mailing.
Coverage varies by country. Check source dates and limitations before mailing.
Coverage varies by country. Check source dates and limitations before mailing.
Coverage varies by country. Check source dates and limitations before mailing.
Coverage varies by country. Check source dates and limitations before mailing.
Coverage varies by country. Check source dates and limitations before mailing.
Coverage varies by country. Check source dates and limitations before mailing.
0c78bd055784b361da8d4c57e8c2d42dfa29a49c38be1d550844860b6edce353Coverage varies by country. Check source dates and limitations before mailing.
50669fc7de0c50cd76c582c74466d5310f2175a62928923c67c661a862945917Coverage varies by country. Check source dates and limitations before mailing.
Posti Ltd
Termsc87df8d39537b75146ab4b38b9b1ca1f820d72e0f74ee2b3722059851a564364Coverage varies by country. Check source dates and limitations before mailing.
Adapted from Statistics Canada, National Address Register, June 2026. This does not constitute an endorsement by Statistics Canada of this product.
Terms6c5036b6d5674a01dfc5ba6df3e9524e6ccab76047b0428e1ecdef824cf7a78dCoverage varies by country. Check source dates and limitations before mailing.
7f9875b9ac05aed551491fe2c48bb44e0165a04abc32e55902ac2daff643513aCoverage varies by country. Check source dates and limitations before mailing.
fad0022ec08a56ccbf2f32e5c005409a8f8bc47f2f8bf665b8e2eec4245ce516Coverage varies by country. Check source dates and limitations before mailing.
687b7075efd5834fb130ad458f51bd7f686f38a23b75b45c53b7ba3c6c4e529bCoverage varies by country. Check source dates and limitations before mailing.
9f273df97ac1f67e9e20f5303041c8fc428094f37e905c703f0535af466546c6Coverage varies by country. Check source dates and limitations before mailing.
Source: BOSA BeSt / Service public de Wallonie (ICAR), 2026-10-07. Adapted: current address filtering, normalized search keys and address/postcode lookup.
Termsfb08f107c808ebb26509292e5b3c3801e78e0d4697c3fbec2bfa5661021adf46Coverage varies by country. Check source dates and limitations before mailing.
9285855362cff830588826c089314038e81c6da5e5fdb1e86837dd9c0f471892Coverage varies by country. Check source dates and limitations before mailing.
2a7702c919bb043081f163ad184022d919d827355daa799ac6a937930249ffb0Coverage varies by country. Check source dates and limitations before mailing.
This country has partial coverage. A missing result does not mean the address or postal code is invalid.
| Country | Source | Number of records | Source retrieved |
|---|---|---|---|
 Japan | Japan Post · town and business postcode lists | 146,950 | 2026-10-13 |
 Canada | Statistics Canada / NAR | 26,978,907 | 2026-10-13 |
| Netherlands | Kadaster PDOK / BAG | — | 2026-10-03 |
 South Korea | Korea Post · official postcode regional address DB | — | 2026-10-16 |
| Norway | Kartverket / Matrikkelen | — | 2026-10-04 |
| Liechtenstein | ©swisstopo · Official building address directory | — | 2026-10-16 |
 Slovenia | GURS · Register naslovov | 580,255 | 2026-10-16 |
 Croatia | Državna geodetska uprava · INSPIRE Addresses | 1,683,041 | 2026-10-16 |
 Andorra | La Poste parish codes / GeoNames locality membership | 79 | 2026-10-16 |
 San Marino | UPU locality codes / Poste San Marino current office codes | 26 | 2026-10-16 |
 Latvia | Valsts zemes dienests · Valsts adrešu reģistrs | — | 2026-10-15 |
 Micronesia | GeoNames postal code FM (state ZIP5 96941 Pohnpei, 96942 Chuuk, 96943 Yap, 96944 Kosrae) and GeoNames gazetteer FM.txt (locality membership by state admin1) | 476 | 2026-10-15 |
| Country | Source | Coverage | Number of records | Import date |
|---|---|---|---|---|
| United States | GeoNames Postal GeoNames Postal ZCTAs are Census statistical areas. Their boundaries do not represent every USPS ZIP Code or an exact postal delivery boundary. | Locality-level postal codes | 41,488 | 2026-10-03 |
| Japan | GeoNames | Locality-level postal codes | 146,883 | 2026-10-03 |
 Taiwan | Chunghwa Post 3+3 postal code delivery rules 中華郵政 中華郵政股份有限公司 | 3 · Postal area prefix only / 3+3 · Matched address | 79,809 | 2026-10-01 |
| Canada | GeoNames | Postal-code prefix only | 1,657 | 2026-10-03 |
| Netherlands | GeoNames | Postal-code prefix only | 4,334 | 2026-10-03 |
| South Korea | GeoNames | Locality-level postal codes | 35,583 | 2026-10-03 |
| Norway | GeoNames Posten Bring | Locality-level postal codes These records identify postal codes by locality or delivery area; they do not verify the code for a specific street number or building. | 3,351 | 2026-10-04 |
| Liechtenstein | swisstopo Official directory of towns and cities · Terms Source: Federal Office of Topography swisstopo | Locality-level postal codes These records identify postal codes by locality or delivery area; they do not verify the code for a specific street number or building. Lists standard postcodes for localities and building addresses in Switzerland and Liechtenstein; post-office-box-only codes are not included. | 13 | 2026-10-04 |
| Slovenia | GeoNames Pošta Slovenije · Terms | Locality-level postal codes These records identify postal codes by locality or delivery area; they do not verify the code for a specific street number or building. | 524 / 569 | 2026-10-04 |
| Croatia | GeoNames Hrvatska pošta · Terms | Locality-level postal codes These records identify postal codes by locality or delivery area; they do not verify the code for a specific street number or building. | 3,187 / 6,786 | 2026-10-04 |
| Andorra | GeoNames La Poste · Guide du courrier industriel, p. 48 · Terms | Locality-level postal codes These records identify postal codes by locality or delivery area; they do not verify the code for a specific street number or building. | 7 | 2026-10-04 |
| San Marino | GeoNames Universal Postal Union and San Marino Government · Terms | Locality-level postal codes These records identify postal codes by locality or delivery area; they do not verify the code for a specific street number or building. | 10 | 2026-10-04 |
 Vatican City | GeoNames postal code VA (00120 Citta' Del Vaticano), CC BY 4.0 GeoNames VA.zip (CC BY 4.0) GeoNames (geonames.org), CC BY 4.0 — VA.zip sha256 47c8159ac37d7b1f584d757135d675cf1fb338589daed613bf185087bfbba2ab | Locality-level postal codes These records identify postal codes by locality or delivery area; they do not verify the code for a specific street number or building. | 1 | 2026-10-04 |
| Latvia | GeoNames Valsts zemes dienests · Valsts adrešu reģistrs · Terms Valsts zemes dienests · Valsts adrešu reģistrs (CC BY 4.0); GeoNames (CC BY 4.0). | Locality-level postal codes These records identify postal codes by locality or delivery area; they do not verify the code for a specific street number or building. | 5,825 / 6,070 | 2026-10-04 |
| Micronesia | GeoNames postal code FM (state ZIP5 96941 Pohnpei, 96942 Chuuk, 96943 Yap, 96944 Kosrae) and GeoNames gazetteer FM.txt (locality membership by state admin1) GeoNames FM.zip (CC BY 4.0) Source: GeoNames (geonames.org), Creative Commons Attribution 4.0 (CC BY 4.0), https://creativecommons.org/licenses/by/4.0/ | Locality-level postal codes These records identify postal codes by locality or delivery area; they do not verify the code for a specific street number or building. | 4 | 2026-10-04 |
 Palau | GeoNames postal codes PW (CC BY 4.0) for 96940; Wikipedia Ngerulmud (CC BY-SA 4.0) for 96939 and the rest-of-country rule; GeoNames geonameid 1559446 (Koror) and 4037645 (Airai) for names GeoNames PW.zip (CC BY 4.0) GeoNames (geonames.org), CC BY 4.0 — GeoNames PW.zip (sha256 ab3d038d40871d7048985856720d33390e57ce7e9d3201d3fcc5aef61662bf24), downloaded 2026-10-19; Wikipedia checked 2026-10-19 | Locality-level postal codes These records identify postal codes by locality or delivery area; they do not verify the code for a specific street number or building. | 2 | 2026-10-04 |
| North Macedonia | GeoNames North Macedonia Post · Proper addressing · Terms GeoNames postal-code data, CC BY 4.0; exact code/delivery-office match validated against North Macedonia Post. | Locality-level postal codes These records identify postal codes by locality or delivery area; they do not verify the code for a specific street number or building. | 124 / 229 | 2026-10-04 |