Channel3

Product data

Post Cards

Structured post cards product data for search, recommendations, and AI shopping agents.

Start searching freeDocs

What Post Cards can I help you find?

In the catalog

Sample Post Cards products

A live slice of the post cards catalog — titles, images, and prices the API returns today.

First Small 8type Postcard

Beesket Studio

First Small 8type Postcard

$25

Rounded Postcards, Watercolors Design, 4.25" X 5.5", 20ct
Avery

Rounded Postcards, Watercolors Design, 4.25" X 5.5", 20ct

$14

Fun Chimp Monkey Modern For Husband Him Dad Son Greeting Card And Envelope
Artery8

Fun Chimp Monkey Modern For Husband Him Dad Son Greeting Card And Envelope

£3

Lantern Press Protect Our National Parks Postcard Box
Lantern Press

Lantern Press Protect Our National Parks Postcard Box

$10

Los Angeles Dodgers Dodger Stadium Outfield Pavilion 5-pack Minimalist Postcard Set

S. Preston

Los Angeles Dodgers Dodger Stadium Outfield Pavilion 5-pack Minimalist Postcard Set

$18

Custom Printed Full-color 6" X 11" Extra Large Size Postcards, Double Sided, Box Of 50
Taylor Corporation

Custom Printed Full-color 6" X 11" Extra Large Size Postcards, Double Sided, Box Of 50

$121

Elegant Rejoice Religious Flat Christmas Photo Card
Hallmark

Elegant Rejoice Religious Flat Christmas Photo Card

$15

Overkill Rx 8500 Postkarte Standard
Overkill

Overkill Rx 8500 Postkarte Standard

€2

One endpoint

Find all post cards on the internet, in one API call

  • Normalized titles, images, and stable category IDs
  • Live prices, availability, and merchant URLs
  • Commission-ready offers
curl https://api.trychannel3.com/v1/search \
  -H "x-api-key: $CHANNEL3_API_KEY" \
  -H "content-type: application/json" \
  -d '{
  "query": "post cards",
  "filters": {
    "category_ids": [
      "JqL"
    ]
  },
  "limit": 20
}'
from channel3_sdk import Channel3

client = Channel3()

response = client.products.search(
    query="post cards",
    filters={"category_ids": ["JqL"]},
    limit=20,
)
import { Channel3 } from "@channel3/sdk";

const client = new Channel3();

const response = await client.products.search({
  query: "post cards",
  filters: {
    category_ids: ["JqL"],
  },
  limit: 20,
});

Questions about Post Cards

Avery, Choosing Keeping, CVS, Hallmark, Overkill, S. Preston, Taylor Corporation, and PRESENT AT.

Build with this catalog

1,000 free searches every month. No credit card required.