Valid postcodes rejected as undeliverable
The simulator shows a cannot-be-delivered message for valid postcodes, on desktop, on mobile, or after other plugins are disabled.
Tier II · Emerging Problems that are still building up.
4 public reports · first reported 22 January 2024 · last reported 9 June 2026
What's going wrong
Store owners using this WordPress shipping simulator report that valid Brazilian postcodes return a message saying the product cannot be delivered to the region, even though the postcode is correct.
AI-assisted: written with the help of AI from the reports. The idea report has the full summary.
In the idea report
- The full summary.
- The products the 4 reports are about, and how many came each month.
- Related problems.
No business has been found with this problem yet, so the report has no contacts. All sales are final — no refunds. Pricing.