5 free lookups. No credit card required.
The most common American Express email format is [first].[last] (ex. jane.doe@aexp.com), which is being used by 91.6% of American Express work email addresses. Other common American Express email patterns are [first].[middle_initial].[last] (ex. jane.m.doe@aexp.com) and [first][last] (ex. janedoe@aexp.com). In all, American Express uses 15 work email formats.
| Email Format | Example | Percentage |
|---|---|---|
| [first].[last] | jane.doe@aexp.com |
91.6%
|
| [first].[middle_initial].[last] | jane.m.doe@aexp.com |
2.3%
|
| [first][last] | janedoe@aexp.com |
1.8%
|
| [first] | jane@aexp.com |
1.3%
|
| [last][first_initial] | doej@aexp.com |
0.7%
|
| [first][last_initial] | janed@aexp.com |
0.7%
|
| [first_initial][last] | jdoe@aexp.com |
0.7%
|
| [last] | doe@aexp.com |
0.6%
|
| [first]-[last] | jane-doe@aexp.com |
0.3%
|