We have found an issue with the MailStream Plus 2025.12 Feb. 2026 Postal Reference files posted on Feb. 10, 2026. These are for mailings entering the USPS March. 1, 2026 or later. We will be posting an updated version when we have this corrected.
Please continue to use the MailStream Plus 2025.12 January Postal Reference files until then.
Please open a case if you have any question on your specific presort.
Thank you!
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Mary Burkett
Senior Support Engineer
*Precisely Software Inc.
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