The United States Department of State has issued its highest travel advisory — Level 4: Do Not Travel — for Iran and Iraq, citing escalating security risks following recent US combat operations in Iran.
In a “Worldwide Caution” notice dated February 28, the department urged Americans worldwide — particularly those in the Middle East — to closely follow security alerts issued by the nearest US embassy or consulate.
“Following the launch of US combat operations in Iran, Americans worldwide and especially in the Middle East should follow the guidance in the latest security alerts,” the advisory stated.
The department also advised US citizens globally to exercise increased caution due to heightened tensions.
What a Level 4 Advisory Means
A Level 4 advisory is the most severe travel warning issued by the State Department. It instructs US citizens not to travel to a designated country for any reason due to extreme safety risks.
In updated guidance shared on March 1, Assistant Secretary for Consular Affairs Mora Namdar emphasized that the administration’s highest priority remains the safety and security of Americans abroad.
Country-Specific Guidance
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Iran: Listed as “No US Embassy, shelter in place.”
The US does not maintain diplomatic relations with Iran, limiting direct consular assistance for American citizens in the country. -
Iraq: Marked under Level 4 with instructions to “Exercise caution, limit movements, shelter in place as needed.”
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Lebanon: Also designated Level 4, with guidance advising US citizens to “Depart now via commercial options.” Lebanon
Broader Regional Impact
The State Department warned that Americans may experience travel disruptions, including periodic airspace closures across parts of the Middle East.
US embassies and consulates in the region have independently advised citizens to shelter in place amid evolving security concerns.
Officials are encouraging Americans abroad to enroll in the Smart Traveler Enrollment Program (STEP) to receive real-time security alerts and updates. Citizens requiring assistance can contact US consular services 24/7 through official emergency numbers.
While a Level 4 advisory does not automatically trigger evacuations, it reflects the highest level of risk assessment by the US government. In some cases, Americans currently in affected countries may consider departing if safe and commercial options are available.
Why This Advisory Matters
A Level 4 designation signals significant safety threats, including armed conflict, terrorism, civil unrest, or limited US government assistance. Travelers are strongly encouraged to review official guidance and assess personal safety before making travel decisions.
The situation remains fluid, and further updates are expected as regional developments unfold.


























