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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 142.2 KB 1.3 MB 147.7 KB 1.6 MB 147.7 KB 1.6 MB
AE 928 KB 7.9 MB 949.5 KB 9.8 MB 949.5 KB 9.8 MB
AK 2.5 MB 15 MB 3.2 MB 18.2 MB 3.2 MB 18.2 MB
AL 26.9 MB 162.7 MB 35.7 MB 198.1 MB 35.7 MB 198.1 MB
AP 259.5 KB 2.1 MB 265.8 KB 2.6 MB 265.8 KB 2.6 MB
AR 15.7 MB 91.1 MB 20.6 MB 110.8 MB 20.6 MB 110.8 MB
AS 3.8 KB 21 KB 3.9 KB 21.8 KB 3.9 KB 21.8 KB
AZ 18.5 MB 128.6 MB 23.7 MB 156.3 MB 23.7 MB 156.3 MB
CA 88.5 MB 650.2 MB 110.3 MB 783.1 MB 110.3 MB 783.1 MB
CO 17.9 MB 117.3 MB 22.7 MB 141.8 MB 22.7 MB 141.8 MB
CT 11 MB 71.3 MB 14 MB 85.7 MB 14 MB 85.7 MB
DC 2.3 MB 18.2 MB 2.7 MB 21.7 MB 2.7 MB 21.7 MB
DE 3.3 MB 21.2 MB 4.3 MB 25.8 MB 4.3 MB 25.8 MB
FL 65.5 MB 466.8 MB 83.1 MB 563 MB 83.1 MB 563 MB
FM 5.8 KB 38.6 KB 6 KB 40.1 KB 6 KB 40.1 KB
GA 41.9 MB 282.2 MB 54.5 MB 342.8 MB 54.5 MB 342.8 MB
GU 170.6 KB 1.3 MB 170.9 KB 1.3 MB 170.9 KB 1.3 MB
HI 3.5 MB 25.8 MB 4.3 MB 31.4 MB 4.3 MB 31.4 MB
IA 14.2 MB 85 MB 18.3 MB 102.9 MB 18.3 MB 102.9 MB
ID 6.4 MB 36.8 MB 8.3 MB 44.8 MB 8.3 MB 44.8 MB
IL 44.8 MB 310.2 MB 56.8 MB 373.4 MB 56.8 MB 373.4 MB
IN 26.6 MB 172 MB 34.8 MB 208.7 MB 34.8 MB 208.7 MB
KS 12.7 MB 74.2 MB 16.4 MB 89.7 MB 16.4 MB 89.7 MB
KY 18.1 MB 108.6 MB 23.8 MB 131.6 MB 23.8 MB 131.6 MB
LA 18.5 MB 114 MB 24 MB 137.5 MB 24 MB 137.5 MB
MA 22.1 MB 148.4 MB 27.7 MB 178.8 MB 27.7 MB 178.8 MB
MD 16.8 MB 106.9 MB 21.1 MB 128.5 MB 21.1 MB 128.5 MB
ME 6.9 MB 42 MB 9.1 MB 51.2 MB 9.1 MB 51.2 MB
MH 2.4 KB 11.8 KB 2.4 KB 12.3 KB 2.4 KB 12.3 KB
MI 36 MB 224.6 MB 46.1 MB 271.8 MB 46.1 MB 271.8 MB
MN 21.7 MB 127.6 MB 28 MB 154.1 MB 28 MB 154.1 MB
MO 25.9 MB 154.1 MB 33.8 MB 186.8 MB 33.8 MB 186.8 MB
MP 4.4 KB 24.9 KB 4.5 KB 25.9 KB 4.5 KB 25.9 KB
MS 14.1 MB 81.9 MB 18.6 MB 99.6 MB 18.6 MB 99.6 MB
MT 5.2 MB 29.2 MB 6.9 MB 35.6 MB 6.9 MB 35.6 MB
NC 40.2 MB 249.4 MB 52.4 MB 301.8 MB 52.4 MB 301.8 MB
ND 3.8 MB 22.5 MB 4.9 MB 27.3 MB 4.9 MB 27.3 MB
NE 8.8 MB 52 MB 11.4 MB 62.9 MB 11.4 MB 62.9 MB
NH 5 MB 29.8 MB 6.5 MB 36.1 MB 6.5 MB 36.1 MB
NJ 24.8 MB 164.6 MB 31.1 MB 198.3 MB 31.1 MB 198.3 MB
NM 7.1 MB 43.2 MB 9.1 MB 52.4 MB 9.1 MB 52.4 MB
NV 7.2 MB 47.8 MB 9.1 MB 57.7 MB 9.1 MB 57.7 MB
NY 57.6 MB 454.4 MB 71.4 MB 547.6 MB 71.4 MB 547.6 MB
OH 41.9 MB 258.3 MB 53.7 MB 311.8 MB 53.7 MB 311.8 MB
OK 19.3 MB 111.7 MB 25.6 MB 136.1 MB 25.6 MB 136.1 MB
OR 15.9 MB 97.9 MB 20.4 MB 118.8 MB 20.4 MB 118.8 MB
PA 39.8 MB 257.5 MB 51.1 MB 311.4 MB 51.1 MB 311.4 MB
PR 5.1 MB 32.6 MB 6.2 MB 39.1 MB 6.2 MB 39.1 MB
PW 2.8 KB 17.2 KB 2.8 KB 17.8 KB 2.8 KB 17.8 KB
RI 4.3 MB 25.1 MB 5.5 MB 30.3 MB 5.5 MB 30.3 MB
SC 20.7 MB 122.2 MB 27.1 MB 147.6 MB 27.1 MB 147.6 MB
SD 4.5 MB 24.1 MB 5.8 MB 29.2 MB 5.8 MB 29.2 MB
TN 27.1 MB 153.3 MB 35.1 MB 184.9 MB 35.1 MB 184.9 MB
TX 95.6 MB 583.1 MB 124.9 MB 706.5 MB 124.9 MB 706.5 MB
UT 8 MB 51.9 MB 10.4 MB 63.5 MB 10.4 MB 63.5 MB
VA 31.1 MB 182.6 MB 40.3 MB 220.3 MB 40.3 MB 220.3 MB
VI 171 KB 1.2 MB 171.2 KB 1.2 MB 171.2 KB 1.2 MB
VT 4.4 MB 24.4 MB 5.9 MB 29.8 MB 5.9 MB 29.8 MB
WA 25.3 MB 155.5 MB 32.4 MB 188.3 MB 32.4 MB 188.3 MB
WI 24.4 MB 132.4 MB 31.7 MB 160 MB 31.7 MB 160 MB
WV 9.9 MB 57.2 MB 13.7 MB 70.3 MB 13.7 MB 70.3 MB
WY 2.7 MB 15.4 MB 3.5 MB 18.7 MB 3.5 MB 18.7 MB

Portions of data provided by and United States Postal Service 2022. Zip-Codes.com is a non-exclusive licensee of the United States Postal Service.