Sectional center facility

A destination Sectional Center Facility (SCF) is a Processing and Distribution Center (P&DC) of the United States Postal Service (USPS) that serves a designated geographical area defined by one or more three-digit ZIP Code prefixes. A Sectional Center Facility routes mail between local post offices and to and from Network Distribution Centers (NDCs), which form the backbone of the network.

The following are the USPS SCF's (along with associated airports) by state that, together, form the backbone of the primary mail service in the United States.

Note: Alabama 369 is served by Meridian, Mississippi.

American Samoa is served by the SCF in Honolulu, Hawaii.

Note: AZ 864 served by Las Vegas, Nevada; AZ 865 served by Gallup, New Mexico; 854, 858, 861, and 862 are unassigned.

Note: Arkansas 723 served by Memphis, Tennessee; Arkansas 718 served by Shreveport, Louisiana.

Note: CA 961 is served by Reno, Nevada; CA 909 and 929 are unassigned.

Note: 066, 068, and 069 are served by Westchester, New York.

Note: Mail deposited in Washington, D.C. may be postmarked from Suburban Maryland,Southern Maryland,Washington, D.C. or Capital District.

Note: Florida 343, 345, and 348 are unassigned. For 340, see Military below.

Note: Georgia 307 is served by Chattanooga, Tennessee.

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