Caltech Email Format
The most common Caltech email format is {f}{last}@caltech.edu (e.g. jdoe@caltech.edu), used in about 67% of observed Caltech work emails. Caltech uses 8 address formats in total.
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Caltech email formats
66.7% of observed Caltech addresses use the {f}{last}@ format, the most common pattern among nail salon companies.
Email formatExampleShare
{f}{last}@caltech.edu
Examplejdoe@caltech.edu
{first}@caltech.edu
Examplejane@caltech.edu
{first}.{last}@caltech.edu
Examplejane.doe@caltech.edu
{last}@caltech.edu
Exampledoe@caltech.edu
{first}{l}@caltech.edu
Examplejaned@caltech.edu
{first}{last}@caltech.edu
Examplejanedoe@caltech.edu
{last}{f}@caltech.edu
Exampledoej@caltech.edu
{f}{l}@caltech.edu
Examplejd@caltech.edu
About Caltech
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Frequently asked questions
What is Caltech's email format?
The most common Caltech email format is {f}{last}@caltech.edu (for example jdoe@caltech.edu), used in about 67% of observed Caltech work addresses. Caltech also uses 7 other formats for name collisions.
How accurate is this Caltech email format?
This format is derived from 3,193 real Caltech addresses observed across our data, not guessed. To confirm a specific address, use the live verifier above — it checks deliverability in real time.
How do I find and verify a specific person's Caltech email?
Apply the most common pattern to the person's name (e.g. jdoe@caltech.edu), then verify it on this page — or use the Find tab to get the likely address from their name automatically.
What other email formats does Caltech use?
Beyond {f}{last}@caltech.edu, observed formats include {first}@caltech.edu, {first}.{last}@caltech.edu, {last}@caltech.edu, {first}{l}@caltech.edu, {first}{last}@caltech.edu, {last}{f}@caltech.edu, {f}{l}@caltech.edu, in descending order of frequency.
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