Which Country's Phone Number Works Best for OpenAI/Codex Sign-Up? (2026 Fulfillment Data)
This story is from 2026-10-10. It is preserved in the archive; the latest stories are on the live feed.
If you're registering for OpenAI's Codex or ChatGPT and need a phone number to complete SMS verification, the common advice on forums is "just pick whatever country is cheapest." The real-world fulfillment data says otherwise: delivery rates for the same platform vary wildly depending on where the…
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- 2026-10-10 01:31 · DEV Community — AI
Which Country's Phone Number Works Best for OpenAI/Codex Sign-Up? (2026 Fulfillment Data)