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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 122.2 KB 1.2 MB 126.8 KB 1.5 MB 126.8 KB 1.5 MB
AE 763.5 KB 7.4 MB 781 KB 9.3 MB 781 KB 9.3 MB
AK 2.1 MB 14.8 MB 2.8 MB 18 MB 2.8 MB 18 MB
AL 22.8 MB 157.8 MB 31.8 MB 193.5 MB 31.8 MB 193.5 MB
AP 209.8 KB 1.9 MB 215 KB 2.4 MB 215 KB 2.4 MB
AR 13.3 MB 88.9 MB 18.3 MB 108.9 MB 18.3 MB 108.9 MB
AS 3 KB 19.6 KB 3.1 KB 20.5 KB 3.1 KB 20.5 KB
AZ 14.7 MB 126.1 MB 19.7 MB 154.3 MB 19.7 MB 154.3 MB
CA 72.3 MB 636.8 MB 92.7 MB 770.8 MB 92.7 MB 770.8 MB
CO 15.1 MB 115.2 MB 19.7 MB 140.3 MB 19.7 MB 140.3 MB
CT 9.6 MB 69.4 MB 12.5 MB 84 MB 12.5 MB 84 MB
DC 2 MB 18 MB 2.4 MB 21.6 MB 2.4 MB 21.6 MB
DE 2.8 MB 20.6 MB 3.9 MB 25.2 MB 3.9 MB 25.2 MB
FL 54.1 MB 454.6 MB 71.4 MB 551.8 MB 71.4 MB 551.8 MB
FM 4.7 KB 36 KB 4.7 KB 37.5 KB 4.7 KB 37.5 KB
GA 35.1 MB 273.1 MB 47.9 MB 334.2 MB 47.9 MB 334.2 MB
GU 143.6 KB 1.2 MB 180.9 KB 1.4 MB 180.9 KB 1.4 MB
HI 3 MB 25.4 MB 3.8 MB 31 MB 3.8 MB 31 MB
IA 11.9 MB 84.4 MB 15.8 MB 102.9 MB 15.8 MB 102.9 MB
ID 5.5 MB 36.2 MB 7.5 MB 44.5 MB 7.5 MB 44.5 MB
IL 36.7 MB 302.8 MB 47.9 MB 367 MB 47.9 MB 367 MB
IN 22.3 MB 167.6 MB 30.5 MB 204.6 MB 30.5 MB 204.6 MB
KS 10.8 MB 72.4 MB 14.4 MB 88.2 MB 14.4 MB 88.2 MB
KY 15.4 MB 105.4 MB 21.2 MB 128.5 MB 21.2 MB 128.5 MB
LA 15.8 MB 110.9 MB 21.3 MB 134.6 MB 21.3 MB 134.6 MB
MA 19 MB 145 MB 24.5 MB 175.6 MB 24.5 MB 175.6 MB
MD 14.1 MB 104.4 MB 18.2 MB 126.1 MB 18.2 MB 126.1 MB
ME 5.9 MB 41.1 MB 8.2 MB 50.5 MB 8.2 MB 50.5 MB
MH 1.9 KB 11.1 KB 2 KB 11.6 KB 2 KB 11.6 KB
MI 29.4 MB 219.3 MB 39.1 MB 266.8 MB 39.1 MB 266.8 MB
MN 18.5 MB 124.4 MB 24.7 MB 151.2 MB 24.7 MB 151.2 MB
MO 21.9 MB 150.2 MB 29.9 MB 183.3 MB 29.9 MB 183.3 MB
MP 3.6 KB 23.4 KB 3.7 KB 24.4 KB 3.7 KB 24.4 KB
MS 12 MB 79.6 MB 16.6 MB 97.4 MB 16.6 MB 97.4 MB
MT 3.7 MB 28.6 MB 5.1 MB 35.2 MB 5.1 MB 35.2 MB
NC 34.1 MB 243 MB 46.5 MB 296.1 MB 46.5 MB 296.1 MB
ND 3.4 MB 22 MB 4.5 MB 26.8 MB 4.5 MB 26.8 MB
NE 7.7 MB 50.8 MB 10.3 MB 61.8 MB 10.3 MB 61.8 MB
NH 4.4 MB 29 MB 5.9 MB 35.3 MB 5.9 MB 35.3 MB
NJ 22.5 MB 160.1 MB 28.8 MB 193.8 MB 28.8 MB 193.8 MB
NM 6.2 MB 42.4 MB 8.2 MB 51.8 MB 8.2 MB 51.8 MB
NV 6.3 MB 46.9 MB 8.2 MB 57 MB 8.2 MB 57 MB
NY 51.3 MB 443.2 MB 65 MB 537.4 MB 65 MB 537.4 MB
OH 36.6 MB 250.6 MB 48 MB 304.1 MB 48 MB 304.1 MB
OK 16 MB 108.5 MB 22.2 MB 133.3 MB 22.2 MB 133.3 MB
OR 13.7 MB 95.6 MB 18.1 MB 116.8 MB 18.1 MB 116.8 MB
PA 35.2 MB 251.2 MB 46.6 MB 305.5 MB 46.6 MB 305.5 MB
PR 4.1 MB 30.9 MB 5.2 MB 37.6 MB 5.2 MB 37.6 MB
PW 2.4 KB 16.1 KB 2.4 KB 16.8 KB 2.4 KB 16.8 KB
RI 3.6 MB 24.5 MB 4.6 MB 29.6 MB 4.6 MB 29.6 MB
SC 18.3 MB 119.1 MB 24.7 MB 145 MB 24.7 MB 145 MB
SD 3.8 MB 23.9 MB 5.2 MB 29.2 MB 5.2 MB 29.2 MB
TN 23.8 MB 150.1 MB 31.5 MB 182.2 MB 31.5 MB 182.2 MB
TX 79.8 MB 571.1 MB 107.1 MB 697.5 MB 107.1 MB 697.5 MB
UT 6.7 MB 50.6 MB 9.1 MB 62.6 MB 9.1 MB 62.6 MB
VA 26.9 MB 178.4 MB 36 MB 216.5 MB 36 MB 216.5 MB
VI 139.8 KB 1.1 MB 144.7 KB 1.2 MB 144.7 KB 1.2 MB
VT 3.7 MB 23.7 MB 5.2 MB 29.2 MB 5.2 MB 29.2 MB
WA 21.6 MB 152.5 MB 28.3 MB 185.7 MB 28.3 MB 185.7 MB
WI 20.4 MB 129.5 MB 27 MB 157.3 MB 27 MB 157.3 MB
WV 7.1 MB 54.1 MB 10.4 MB 67.3 MB 10.4 MB 67.3 MB
WY 2.3 MB 15.1 MB 3.1 MB 18.4 MB 3.1 MB 18.4 MB

Portions of data provided by and United States Postal Service 2023. Zip-Codes.com is a non-exclusive licensee of the United States Postal Service.