Effective May 18, 2023, the Postal Service™ is revising the Individual Country Listing for Peru in Mailing Standards of the United States Postal Service, International Mail Manual (IMM®) to note that all items destined for Peru must bear a 5-digit postal code.
This revision is based on a formal submission that Servicios Postales del Perú (Serpost) (the designated operator of Peru) made through the Universal Postal Union via International Bureau Circular 36, dated February 27, 2023.
Mailing Standards of the United States Postal Service, International Mail Manual (IMM)
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Individual Country Listings
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Peru
Country Conditions for Mailing
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Observations
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[Add a new entry to read as follows:]
6. Each item addressed to Peru must include the correct 5-digit postcode to ensure efficient and accurate delivery. Information regarding Peruvian postcodes is available on the national postcode website at codigopostal.gob.pe (in Spanish only).
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Although effective May 18, 2023, the Postal Service will incorporate this revision into the next edition of the online IMM, which is available via Postal Explorer® at pe.usps.com.
— Product Classification,
Product Solutions, 5-18-23
