Zip Code Database List
1-800-425-1169
Zip-Codes.com
Account Login

U.S. ZIP +4 Database Files

Files available for the ZIP +4 Database


Actual Customer Emails
I appreciate your great customer service and your fine product.
Best,
Alan Maitland
Online Yellow Pages

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 120.4 KB 1.2 MB 124.6 KB 1.5 MB 124.6 KB 1.5 MB
AE 763.7 KB 7.4 MB 782.4 KB 9.3 MB 782.4 KB 9.3 MB
AK 2 MB 13.9 MB 2.7 MB 16.9 MB 2.7 MB 16.9 MB
AL 23 MB 158.8 MB 32 MB 194.7 MB 32 MB 194.7 MB
AP 209.3 KB 1.9 MB 213.6 KB 2.4 MB 213.6 KB 2.4 MB
AR 13.4 MB 89.5 MB 18.5 MB 109.6 MB 18.5 MB 109.6 MB
AS 3 KB 19.6 KB 3.1 KB 20.5 KB 3.1 KB 20.5 KB
AZ 14.9 MB 127.3 MB 20.1 MB 155.9 MB 20.1 MB 155.9 MB
CA 73 MB 639.5 MB 93.7 MB 774 MB 93.7 MB 774 MB
CO 15.3 MB 116.4 MB 20 MB 141.7 MB 20 MB 141.7 MB
CT 9.7 MB 69.6 MB 12.5 MB 84.2 MB 12.5 MB 84.2 MB
DC 2 MB 18.2 MB 2.4 MB 21.9 MB 2.4 MB 21.9 MB
DE 2.8 MB 20.5 MB 3.9 MB 25.2 MB 3.9 MB 25.2 MB
FL 54.7 MB 456.8 MB 72.2 MB 554.3 MB 72.2 MB 554.3 MB
FM 4.7 KB 36.1 KB 4.7 KB 37.6 KB 4.7 KB 37.6 KB
GA 35.4 MB 274.1 MB 48.3 MB 335.5 MB 48.3 MB 335.5 MB
GU 141.4 KB 1.2 MB 179.1 KB 1.4 MB 179.1 KB 1.4 MB
HI 3 MB 25.5 MB 3.8 MB 31.2 MB 3.8 MB 31.2 MB
IA 12.1 MB 85.4 MB 16.1 MB 104 MB 16.1 MB 104 MB
ID 5.6 MB 36.7 MB 7.7 MB 45.1 MB 7.7 MB 45.1 MB
IL 37 MB 303.6 MB 48.3 MB 368 MB 48.3 MB 368 MB
IN 22.5 MB 168.1 MB 30.7 MB 205.2 MB 30.7 MB 205.2 MB
KS 10.8 MB 72.6 MB 14.5 MB 88.4 MB 14.5 MB 88.4 MB
KY 15.6 MB 106.2 MB 21.4 MB 129.5 MB 21.4 MB 129.5 MB
LA 15.9 MB 111.2 MB 21.4 MB 135 MB 21.4 MB 135 MB
MA 19.2 MB 145.5 MB 24.7 MB 176.2 MB 24.7 MB 176.2 MB
MD 14.2 MB 104.9 MB 18.3 MB 126.8 MB 18.3 MB 126.8 MB
ME 5.9 MB 41.2 MB 8.2 MB 50.7 MB 8.2 MB 50.7 MB
MH 2.4 KB 15.8 KB 2.5 KB 16.5 KB 2.5 KB 16.5 KB
MI 29.4 MB 219.9 MB 39 MB 267.3 MB 39 MB 267.3 MB
MN 18.6 MB 124.6 MB 24.8 MB 151.4 MB 24.8 MB 151.4 MB
MO 22.1 MB 150.8 MB 30.2 MB 184.1 MB 30.2 MB 184.1 MB
MP 4.1 KB 27.4 KB 4.2 KB 28.6 KB 4.2 KB 28.6 KB
MS 12.1 MB 79.8 MB 16.7 MB 97.7 MB 16.7 MB 97.7 MB
MT 3.8 MB 28.8 MB 5.2 MB 35.5 MB 5.2 MB 35.5 MB
NC 34 MB 244.5 MB 46.5 MB 298 MB 46.5 MB 298 MB
ND 3.3 MB 22.1 MB 4.5 MB 26.9 MB 4.5 MB 26.9 MB
NE 7.5 MB 51.1 MB 10.1 MB 62.2 MB 10.1 MB 62.2 MB
NH 4.4 MB 29.2 MB 5.8 MB 35.6 MB 5.8 MB 35.6 MB
NJ 21.2 MB 160.5 MB 27.3 MB 194.4 MB 27.3 MB 194.4 MB
NM 6.1 MB 42.6 MB 8.1 MB 52 MB 8.1 MB 52 MB
NV 6.1 MB 47.2 MB 8 MB 57.4 MB 8 MB 57.4 MB
NY 49.2 MB 444.8 MB 62.4 MB 539.4 MB 62.4 MB 539.4 MB
OH 35 MB 248.5 MB 46.2 MB 301.4 MB 46.2 MB 301.4 MB
OK 15.8 MB 108.8 MB 22 MB 133.7 MB 22 MB 133.7 MB
OR 13.5 MB 96.1 MB 17.9 MB 117.3 MB 17.9 MB 117.3 MB
PA 33.7 MB 250.6 MB 44.7 MB 304.9 MB 44.7 MB 304.9 MB
PR 4 MB 30.9 MB 5.1 MB 37.7 MB 5.1 MB 37.7 MB
PW 3.1 KB 21.9 KB 3.1 KB 22.9 KB 3.1 KB 22.9 KB
RI 3.5 MB 24.5 MB 4.6 MB 29.7 MB 4.6 MB 29.7 MB
SC 17.7 MB 120 MB 24 MB 146 MB 24 MB 146 MB
SD 3.9 MB 24.1 MB 5.2 MB 29.4 MB 5.2 MB 29.4 MB
TN 23.4 MB 150.8 MB 31.2 MB 183.2 MB 31.2 MB 183.2 MB
TX 78.8 MB 578.1 MB 106 MB 705.8 MB 106 MB 705.8 MB
UT 6.6 MB 51 MB 9 MB 63.1 MB 9 MB 63.1 MB
VA 26.3 MB 179.1 MB 35.2 MB 217.5 MB 35.2 MB 217.5 MB
VI 139 KB 1.1 MB 144.2 KB 1.2 MB 144.2 KB 1.2 MB
VT 3.7 MB 23.8 MB 5.2 MB 29.4 MB 5.2 MB 29.4 MB
WA 21.5 MB 153.8 MB 28.2 MB 187.4 MB 28.2 MB 187.4 MB
WI 20.1 MB 129.4 MB 26.6 MB 157.1 MB 26.6 MB 157.1 MB
WV 7 MB 54 MB 10.3 MB 67.2 MB 10.3 MB 67.2 MB
WY 2.3 MB 15.1 MB 3 MB 18.5 MB 3 MB 18.5 MB

Portions of data provided by and United States Postal Service 2024. Zip-Codes.com is a non-exclusive licensee of the United States Postal Service.