postal-code-format
Postal / ZIP code format check: the expected pattern and an example for 30 countries, and whether a given code matches it. Address validation without an address API. $0.01 per check.
Go to this service →Our latest check (2026-10-11)
- Answering
- Yes — valid x402 payment terms
- Time to answer
- 46 ms
- Price
- $0.010 per call
- Paying buyers, last 30 days
- 2 (directory's own records)
- Paid calls, last 30 days
- 2
- Category
- Postcodes and addresses
- Address
- https://intel.rallylive.ca/data/postal-format
Accuracy
Accuracy scores are published once a seller has enough paid checks against an independent record (at least 7 scored answers over at least 7 days). Until then no score is shown, and a missing score is never a pass.
For agents
This page as JSON: /sellers/3acc21d9e2b0.json. Paid lookup by address: GET /api/seller?resource=… ($0.001, x402).