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The most common Checkbook email format is [first_initial][last] (ex. jdoe@checkbook.io), which is being used by 83.9% of Checkbook work email addresses. Other common Checkbook email patterns are [first].[last] (ex. jane.doe@checkbook.io) and [first][last] (ex. janedoe@checkbook.io). In all, Checkbook uses 6 work email formats.
| Email Format | Example | Percentage |
|---|---|---|
| [first_initial][last] | jdoe@checkbook.io |
83.9%
|
| [first].[last] | jane.doe@checkbook.io |
8.8%
|
| [first][last] | janedoe@checkbook.io |
3.3%
|
| [first] | jane@checkbook.io |
3.0%
|
| [first]_[last] | jane_doe@checkbook.io |
0.5%
|
| [first][last_initial] | janed@checkbook.io |
0.5%
|