Where does a package go after it leaves the ISC USPS in New York, New York? - Quora

Does post really take that long due to the volume of mail, or does

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Where does a package go after it leaves the ISC USPS in New York

Package stuck in ISC NY since July : r/usps_complaints

Package Stuck @ ISC New York NY (USPS)

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How did my incoming international package go to LA then NY? I've