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The most common Keystone First email format is [first_initial][last] (ex. jdoe@keystonefirstpa.com), which is being used by 76.5% of Keystone First work email addresses. Other common Keystone First email patterns are [first][last_initial] (ex. janed@keystonefirstpa.com). In all, Keystone First uses 2 work email formats.
| Email Format | Example | Percentage |
|---|---|---|
| [first_initial][last] | jdoe@keystonefirstpa.com |
76.5%
|
| [first][last_initial] | janed@keystonefirstpa.com |
23.5%
|