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1-800-425-1169
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U.S. ZIP +4 Database Files

Files available for the ZIP +4 Database


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ZIP+4 Database Files & Sizes

The ZIP+4 database is a large dataset (over 1 GB compressed). Because of this large size, the data is broken down into 62 individual files (one for each state/territory). Each file contains the full data for the given state. Below are the State files available as well as their current Compressed and Uncompressed File Sizes. All files are delivered in compressed .ZIP format.
State Standard Database Premium Database Deluxe Database
Compressed Uncompressed Compressed Uncompressed Compressed Uncompressed
AA 120 KB 1.2 MB 124.3 KB 1.5 MB 124.3 KB 1.5 MB
AE 762.4 KB 7.4 MB 781.2 KB 9.3 MB 781.2 KB 9.3 MB
AK 2 MB 13.9 MB 2.6 MB 16.9 MB 2.6 MB 16.9 MB
AL 23.1 MB 159.3 MB 32.2 MB 195.6 MB 32.2 MB 195.6 MB
AP 208.1 KB 1.9 MB 212.4 KB 2.4 MB 212.4 KB 2.4 MB
AR 13.5 MB 89.7 MB 18.6 MB 110 MB 18.6 MB 110 MB
AS 3 KB 19.6 KB 3.1 KB 20.5 KB 3.1 KB 20.5 KB
AZ 15.1 MB 127.9 MB 20.3 MB 156.7 MB 20.3 MB 156.7 MB
CA 73.4 MB 640.6 MB 94.1 MB 775.5 MB 94.1 MB 775.5 MB
CO 15.4 MB 117 MB 20.1 MB 142.5 MB 20.1 MB 142.5 MB
CT 8.8 MB 69.8 MB 11.3 MB 84.4 MB 11.3 MB 84.4 MB
DC 2 MB 18.3 MB 2.4 MB 22 MB 2.4 MB 22 MB
DE 2.8 MB 20.5 MB 3.8 MB 25.1 MB 3.8 MB 25.1 MB
FL 55 MB 458.1 MB 72.7 MB 556.4 MB 72.7 MB 556.4 MB
FM 4.7 KB 36.1 KB 4.7 KB 37.6 KB 4.7 KB 37.6 KB
GA 35.5 MB 274.7 MB 48.9 MB 337.3 MB 48.9 MB 337.3 MB
GU 141.1 KB 1.2 MB 182.8 KB 1.4 MB 182.8 KB 1.4 MB
HI 3 MB 25.6 MB 3.8 MB 31.3 MB 3.8 MB 31.3 MB
IA 12.1 MB 85.6 MB 16.2 MB 104.3 MB 16.2 MB 104.3 MB
ID 5.7 MB 37 MB 7.7 MB 45.4 MB 7.7 MB 45.4 MB
IL 37.1 MB 304.3 MB 48.4 MB 368.8 MB 48.4 MB 368.8 MB
IN 22.5 MB 168.4 MB 30.8 MB 205.6 MB 30.8 MB 205.6 MB
KS 10.8 MB 72.8 MB 14.5 MB 88.6 MB 14.5 MB 88.6 MB
KY 15.7 MB 106.6 MB 21.7 MB 130.4 MB 21.7 MB 130.4 MB
LA 15.9 MB 111.4 MB 21.5 MB 135.4 MB 21.5 MB 135.4 MB
MA 19.2 MB 145.7 MB 24.9 MB 176.5 MB 24.9 MB 176.5 MB
MD 14.3 MB 105.1 MB 18.4 MB 127 MB 18.4 MB 127 MB
ME 5.9 MB 41.3 MB 8.3 MB 50.8 MB 8.3 MB 50.8 MB
MH 2.4 KB 15.8 KB 2.5 KB 16.5 KB 2.5 KB 16.5 KB
MI 29.6 MB 220.2 MB 39.2 MB 267.8 MB 39.2 MB 267.8 MB
MN 18.7 MB 124.8 MB 24.9 MB 151.7 MB 24.9 MB 151.7 MB
MO 22.2 MB 151.1 MB 30.4 MB 184.6 MB 30.4 MB 184.6 MB
MP 13.8 KB 121.4 KB 13.9 KB 126.6 KB 13.9 KB 126.6 KB
MS 12.2 MB 80 MB 16.8 MB 97.9 MB 16.8 MB 97.9 MB
MT 3.8 MB 29.1 MB 5.3 MB 35.9 MB 5.3 MB 35.9 MB
NC 34.2 MB 245.4 MB 46.8 MB 299.5 MB 46.8 MB 299.5 MB
ND 3.4 MB 22.1 MB 4.5 MB 26.9 MB 4.5 MB 26.9 MB
NE 7.6 MB 51.3 MB 10.2 MB 62.5 MB 10.2 MB 62.5 MB
NH 4.4 MB 29.3 MB 5.9 MB 35.6 MB 5.9 MB 35.6 MB
NJ 21.3 MB 160.7 MB 27.4 MB 194.7 MB 27.4 MB 194.7 MB
NM 6.1 MB 42.8 MB 8.1 MB 52.3 MB 8.1 MB 52.3 MB
NV 6.2 MB 47.3 MB 8 MB 57.6 MB 8 MB 57.6 MB
NY 48.5 MB 446 MB 61.5 MB 540.9 MB 61.5 MB 540.9 MB
OH 33 MB 243 MB 43.7 MB 294.6 MB 43.7 MB 294.6 MB
OK 15.7 MB 109.2 MB 21.9 MB 134.4 MB 21.9 MB 134.4 MB
OR 13.2 MB 96.4 MB 17.4 MB 117.7 MB 17.4 MB 117.7 MB
PA 33.6 MB 250.5 MB 44.6 MB 304.8 MB 44.6 MB 304.8 MB
PR 4 MB 31 MB 5.1 MB 37.8 MB 5.1 MB 37.8 MB
PW 3.1 KB 21.9 KB 3.1 KB 22.9 KB 3.1 KB 22.9 KB
RI 3.5 MB 24.6 MB 4.6 MB 29.8 MB 4.6 MB 29.8 MB
SC 17.4 MB 120.4 MB 23.8 MB 147 MB 23.8 MB 147 MB
SD 3.8 MB 24.2 MB 5.2 MB 29.5 MB 5.2 MB 29.5 MB
TN 23.1 MB 151.5 MB 30.8 MB 184.2 MB 30.8 MB 184.2 MB
TX 77.1 MB 581.9 MB 104.2 MB 711.7 MB 104.2 MB 711.7 MB
UT 6.6 MB 51.5 MB 8.9 MB 63.8 MB 8.9 MB 63.8 MB
VA 25.6 MB 179.7 MB 34.4 MB 218.3 MB 34.4 MB 218.3 MB
VI 139.4 KB 1.1 MB 146.3 KB 1.2 MB 146.3 KB 1.2 MB
VT 3.7 MB 23.9 MB 5.2 MB 29.5 MB 5.2 MB 29.5 MB
WA 21 MB 154.8 MB 27.6 MB 188.5 MB 27.6 MB 188.5 MB
WI 19.8 MB 129.6 MB 26.2 MB 157.5 MB 26.2 MB 157.5 MB
WV 6.8 MB 53.5 MB 10.1 MB 66.7 MB 10.1 MB 66.7 MB
WY 2.3 MB 15.2 MB 3 MB 18.6 MB 3 MB 18.6 MB

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