Global mail getting cut off is just another reminder: geopolitical risk is something investors keep forgetting to price in.

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International Mail Service Suspensions
Updated: Nov. 28, 2025

The Postal Service™ is temporarily suspending international mail acceptance for certain destinations due to inadequate transportation options or service disruptions within the country. Customers: please refrain from mailing items addressed to the countries listed here, until further notice.

https://about.usps.com/newsroom/service-alerts/international/welcome.htm

Suspensions
Afghanistan Libya Sudan
Belarus Niue* Yemen
Bhutan** Russia Venezuela
Haiti

These service disruptions affect Priority Mail Express International® (PMEI), Priority Mail International® (PMI), First-Class Mail International® (FCMI), First-Class Package International Service® (FCPIS®), International Priority Airmail® (IPA®), International Surface Air Lift® (ISAL®), and M-Bag® items.

*Niue’s service disruption affects Priority Mail Express International® (PMEI)

**Bhutan’s service disruption affects Priority Mail Express International® (PMEI), Priority Mail International® (PMI), First-Class Package International Service® (FCPIS®), International Priority Airmail® (IPA®), and M-Bag® items

Unless otherwise noted, service suspensions to a particular country do not affect delivery of military and diplomatic mail.

For already deposited items: Postal Service employees endorse them “Mail Service Suspended — Return to Sender” and then place them in the mail stream for return.
For any returned item bearing a customs form: The Postal Service will, upon request, refund postage and fees on mail returned due to the suspension of service.
For all other returned items not bearing a customs declarations form: The Postal Service will, upon request, refund postage and fees on mail returned due to the suspension of service.

Priority Mail Express International®

Effective October 25, 2021, due to airline travel restrictions and cancellations, the U.S. Postal Service has temporarily suspended the guarantee on Priority Mail Express International® to the following destinations:

Suspension of Priority Mail Express International Guarantee
Great Britain New Zealand Sweden
Israel Singapore Switzerland

These suspensions will be in effect until further notice. The Postal Service is taking all reasonable measures to minimize impact to our customers.

https://about.usps.com/newsroom/service-alerts/international/welcome.htm