DMM Advisory | Postal Explorer

The Postal Service is reminding customers that metallic mercury and devices containing metallic mercury are always prohibited in the mail stream. This includes antique items such as thermometers, barometers, blood pressure monitors and similar devices.

Pricing & Classification DMM Advisory

Message board to keep postal customers informed of changes to mailing standards, services, and prices.

Return to Message board

March 19, 2026

International Service Resumption Notice – effective March 20, 2026

Effective Friday, March 20, 2026, the Postal Service™ will resume acceptance of mail destined to the following:

Armenia

This service disruption affects Priority Mail Express International^® (PMEI), Priority Mail International^® (PMI), First-Class Mail International^® (FCMI), First-Class Package International Service^® (FCPIS^®), International Priority Airmail^® (IPA^®), and M-Bag^® items.

Please visit our International Service Alerts page for the most up to date information: https://about.usps.com/newsroom/service-alerts/international/?utm_source=residential&utm_medium=link&utm_campaign=res_to_intl