5 free lookups. No credit card required.
The most common Gem Books email format is [first] (ex. jane@gembooks.org), which is being used by 50.0% of Gem Books work email addresses. Other common Gem Books email patterns are [first_initial][last] (ex. jdoe@gembooks.org). In all, Gem Books uses 2 work email formats.
| Email Format | Example | Percentage |
|---|---|---|
| [first] | jane@gembooks.org |
50.0%
|
| [first_initial][last] | jdoe@gembooks.org |
50.0%
|