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Postal Codes Solution
Every worldwide postal-code dataset in one bundle — the ultimate global reference for precise postal codes.
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API Access
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API Access
Access dataset files directly from scripts, code, or AI agents.
Each file has a stable URL (r-link) that you can use directly in scripts, apps, or AI agents. These URLs are permanent and safe to hardcode.
Start with these files — they give you everything you need to understand and access the dataset.
- 1. Fetch datapackage.yaml to inspect schema and resources
- 2. Download data resources listed in datapackage.yaml
- 3. Read README.md for full context
Data Files
postal-codes-om-sample
| Field | Type | Description | Constraints | Title |
|---|---|---|---|---|
| country_code | string | ISO 3166-1 alpha-2 code for the country. | { "pattern": "^OM$", "required": true } | Country Code |
| postal_code | string | Postal code for the location. | { "pattern": "^\\d{3}$", "required": true } | Postal Code |
| place_name | string | Name of the city, town, or place. | Place Name | |
| admin_name1 | string | Governorate (Muhafazah) — ISO 3166-2:OM alpha code, OM- prefix stripped | Administrative Name 1 | |
| admin_code1 | string | Code for the primary administrative division. | Administrative Code 1 | |
| admin_name2 | string | Wilayat (province) — 63 units | Administrative Name 2 | |
| admin_code2 | string | Code for the secondary administrative division. | Administrative Code 2 | |
| admin_name3 | string | Locality / post-office town served by the code | Administrative Name 3 | |
| admin_code3 | string | Code for the tertiary administrative division. | Administrative Code 3 | |
| latitude | number | Latitude coordinate of the place. | Latitude | |
| longitude | number | Longitude coordinate of the place. | Longitude | |
| accuracy | string | Accuracy level of the latitude and longitude coordinates. | Accuracy | |
| alternative_city_name | string | Alternative name(s) for the city or place. | Alternative City Name |
About this dataset
Oman (OM): migration notes
Internal record of the P5 migration. This is a dated record (2026-10-05) and is not shipped in the zip.
- Issue: pc-28e.7.41 (open, stays on live data)
- Producer: none written. The descriptor keeps
pipeline: producer: customwith refresh disabled, and the data stays as harvested from the live zip in09d7c89. - Parity: not run (no producer).
Why it stays on live data
- There are no builder scripts:
scripts/only haspublish_r2.py. Nothing records how the live CSV was built. - Rule (user, 2026-10-03): no producer from scratch for a dataset with no builder scripts.
Decisions
| Decision | By | Basis |
|---|---|---|
| No producer; stay on live data | Standing rule (user, 2026-10-03) | No builder scripts to port |
Open questions
- None for P5. A producer would be new work (a new source and licence check), so it needs a user decision.
Provenance
Written 2026-10-05 from docs/parity/p5.md (batch sign-offs) and the bd notes on pc-28e.7.41.