ONEOK Email Format
The most common email format at ONEOK is First name + last name (e.g., john.smith@oneok.com), used 90% of the time.
| Format | Example | Confidence |
|---|---|---|
| First name + last name | john.smith@oneok.com | 90% |
| First initial + last name | jsmith@oneok.com | 9% |
| Last name + dot + first name | smith.john@oneok.com | 1% |
| Last initial + first name | sjohn@oneok.com | 0% |
| First name + underscore + last name | john_smith@oneok.com | 0% |
Based on 1501 confirmed addresses.
Find a specific person's email at ONEOK
ONEOK Email Format FAQ
About email patterns at ONEOK
What is the most common email format at ONEOK?⌄
ONEOK uses First name + last name (for example, john.smith@oneok.com), used in 90% of confirmed addresses.
How do I find a specific person's email at ONEOK?⌄
Use the lookup form on this page. Enter their first and last name and we'll check our database of 2.2M+ verified email patterns. If we don't have enough data for this domain, we'll say so instead of guessing.
Does ONEOK use a catch-all email server?⌄
We haven't tested this domain's mail server yet. Run a verification on a sample address to check whether it accepts all well-formed addresses or only known ones.
Is john.smith@oneok.com still the active format?⌄
Based on our most recent check, yes — this is the pattern used by confirmed employee addresses at ONEOK.