ZIP Code
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The ZIP Code system is the system of postal codes used by the United States Postal Service. The term ZIP was chosen to suggest that the mail travels more efficiently and quickly when senders include t
A 1974 postage stamp encouraging people to use the ZIP Code on letters and parcels
A 1963 U.S. Post Office sign featuring Mr. ZIP
A label inside a stamp booklet promoting the ZIP Code
Early advertisement for ZIP Code 10005
Sectional center facility
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A sectional center facility is a processing and distribution center of the United States Postal Service that serves a designated geographical area defined by one or more three-digit ZIP Code prefixes.
ZIP Code
…to D. Jamison Cain, a Postal Service executive. The post office credits Moon with only the first three digits of the ZIP Code, which describe the sectional center facility (SCF) or "sec center". An SCF is a central mail processing facility with those three digits. The fourth and fifth digits, which give a more precise…
San Bernardino SCF, with accurate POSTNET barcode on its exterior
SCF in Kearny, New Jersey