opt.in Email Format

The most common opt.in email format is [first].[last] (ex. jane.doe@optintransport.info), which is being used by 45.0% of opt.in work email addresses.

Other common opt.in email patterns are [first] (ex. jane@optintransport.info) and [first_initial][last] (ex. jdoe@optintransport.info). In all, opt.in uses 7 work email formats.