Verify Government Email Addresses
Reaching out to government agencies for contracts, grants, or civic partnerships? Government email addresses (.gov, .mil) enforce strict authentication and reject mail from unverified senders aggressively. Verify every government contact on your list before you send. Our SMTP checker confirms whether the mailbox exists and accepts mail, so your proposal or outreach actually lands in the inbox instead of bouncing back.
Popular Government Domains
| Domain ▲ | Type | Organization | Mail Server | Status | |
|---|---|---|---|---|---|
| government.nl | government | Government of Netherlands | Self-hosted | Active | View |
| governo.it | government | Government of Italy | Microsoft 365 | Active | View |
| gsa.gov | government | General Services Administration | Google Workspace | Active | View |
| hhs.gov | government | Department of Health and Human Services | fireeyegov.com | Active | View |
| hud.gov | government | Department of Housing and Urban Development | Microsoft 365 | Active | View |
| ice.gov | government | U.S. Immigration and Customs Enforcement | None | Active | View |
| illinois.gov | government | State of Illinois | illinois.gov | Active | View |
| indiana.gov | government | State of Indiana | None | Active | View |
| interior.gov | government | Department of the Interior | Microsoft 365 | Active | View |
| iowa.gov | government | State of Iowa | Google Workspace | Active | View |
| irs.gov | government | Internal Revenue Service | irs.gov | Active | View |
| justice.gov | government | Department of Justice | usdoj.gov | Active | View |
| kentucky.gov | government | State of Kentucky | Proofpoint | Active | View |
| loc.gov | government | Library of Congress | Proofpoint | Active | View |
| louisiana.gov | government | State of Louisiana | Proofpoint | Active | View |
| maryland.gov | government | State of Maryland | Google Workspace | Active | View |
| massachusetts.gov | government | State of Massachusetts | None | Active | View |
| michigan.gov | government | State of Michigan | Microsoft 365 | Active | View |
| minnesota.gov | government | State of Minnesota | Microsoft 365 | Active | View |
| missouri.gov | government | State of Missouri | None | Active | View |
| nasa.gov | government | NASA | Microsoft 365 | Active | View |
| nevada.gov | government | State of Nevada | None | Active | View |
| newjersey.gov | government | State of New Jersey | None | Active | View |
| nih.gov | government | National Institutes of Health | nih.gov | Active | View |
| nist.gov | government | National Institute of Standards and Technology | Microsoft 365 | Active | View |
| noaa.gov | government | National Oceanic and Atmospheric Administration | Google Workspace | Active | View |
| northcarolina.gov | government | State of North Carolina | None | Active | View |
| nps.gov | government | National Park Service | Microsoft 365 | Active | View |
| nsa.gov | government | National Security Agency | mail.mil | Active | View |
| ny.gov | government | State of New York | Microsoft 365 | Active | View |
| ohio.gov | government | State of Ohio | Microsoft 365 | Active | View |
| opm.gov | government | Office of Personnel Management | Microsoft 365 | Active | View |
| oregon.gov | government | State of Oregon | Microsoft 365 | Active | View |
| overheid.nl | government | Government of Netherlands | ssonet.nl | Active | View |
| pennsylvania.gov | government | State of Pennsylvania | None | Active | View |
| regjeringen.no | government | Government of Norway | None | Active | View |
| samhsa.gov | government | Substance Abuse and Mental Health Services Administration | fireeyegov.com | Active | View |
| sba.gov | government | Small Business Administration | Microsoft 365 | Active | View |
| sec.gov | government | Securities and Exchange Commission | Microsoft 365 | Active | View |
| si.edu | government | Smithsonian Institution | Microsoft 365 | Active | View |
| ssa.gov | government | Social Security Administration | ssa.gov | Active | View |
| state.gov | government | U.S. Department of State | state.gov | Active | View |
| tennessee.gov | government | State of Tennessee | None | Active | View |
| texas.gov | government | State of Texas | tx.us | Active | View |
| treasury.gov | government | Department of the Treasury | treasury.gov | Active | View |
| usa.gov | government | U.S. Government | None | Active | View |
| usaid.gov | government | U.S. Agency for International Development | Google Workspace | Active | View |
| usda.gov | government | U.S. Department of Agriculture | Microsoft 365 | Active | View |
| usps.com | government | United States Postal Service | Proofpoint | Active | View |
| utah.gov | government | State of Utah | Google Workspace | Active | View |
Clean Your Government Email Domains (.gov) List
Contacting government agencies for contracts, grants, or partnerships? Government mailboxes (.gov, .mil) enforce strict authentication and reject unverified senders aggressively. Verify every government email on your list before you send so your outreach actually reaches the inbox.
Verify Your Entire Email List
with 99.7% Accuracy
Upload a CSV, clean your list, and remove every invalid, disposable, and spam trap address. No contracts. No monthly fees. Just pay for what you need.