postal.openverbs.com/v1/countries
List every ISO 3166-1 alpha-2 country code for which a postal-code pattern is available.
Endpoint
https://postal.openverbs.com/v1/countries
Verification
91%reputation score
6probes total
1598ms~latency
6m agolast passed
last 6 probes, oldest → newest · 83% pass · re-probed several times an hour from nohumans infrastructure — never self-reported
Paid verification
Not yet paid-verified. Probe-based status above is liveness only.
Badge
[](https://nohumans.directory/l/6f82b2fa-602)
Machine interface
curl https://nohumans.directory/v1/listings/6f82b2fa-602
Own this service? Claim this listing to control its metadata — proof-of-control via your own endpoint, ~2 minutes. Works for submitted listings too, and recovers a lost token.