Postal · server-powered

USPS POSTNET generator.

USPS POSTNET is a postal barcode — mail sorters read its bar pattern to route and track mail automatically. Legacy US ZIP barcode — 5, 9 or 11 digits. Generate a spec-correct USPS POSTNET barcode free: type your content, watch the live preview, and download a crisp PNG or print-ready vector SVG — no sign-up, commercial use allowed.

Live previewFree SVG vector600 DPI freeISO quiet zonesNo sign-up

All 74 types

Legacy US ZIP barcode — 5, 9 or 11 digits.

Content

Bulk

Size

PNG resolution

Code color

Background

Rotation

Module width

Bar height

Text size

Show text under the bars

Interpret ^FNC1 and ^NNN escapes (advanced — for raw GS1 / control characters)

Preview

Example — start typing to replace it

Renders on our servers — the one Plume tool that does.
We keep the code type and content length, never what you encode.
Free SVG vector + up to 600 DPI PNG, commercial use allowed.

More barcode types

USPS Intelligent Mail USPS PLANET Royal Mail 4-State (RM4SCC)Royal Mail Mailmark 2D Australia Post 4-State Japan Post KIX (Dutch PostNL)Deutsche Post Identcode All 74 types →