United States Postal Service
Usps First-class Holiday Forever Stamp, 100-count
$82
Product data
Postage Stamps
Structured postage stamps product data for search, recommendations, and AI shopping agents.
What Postage Stamps can I help you find?
In the catalog
Sample Postage Stamps products
A live slice of the postage stamps catalog — titles, images, and prices the API returns today.
Triangle Postals
Cadaquã¯â¿â½s: Cap De Creus Jordi Puig Castellano Author
$24
USPS
Appalachian Trail Forever 15 Postage Stamps
$23
Barnes & Noble
2026 Scott Stamp Postage Catalogue Volume 3: Cover Countries G-i (2 Copy Set): Scott Stamp Postage Catalogue Volume 2: G-i Jay Bigalke Other
$160
P.A. Sport
Collectible Sport Stamps Nfl 36-count Stamp Pack
$5
Canada Post
Canadian Oversized Mail Rate Stamps - 50 Pack
CA$131
John Holliday
Clara Colby: The International Suffragist John Holliday Author
$8
Cherche Midi
Fou De Timbres ! Thomas Darlet Author
$16
One endpoint
Find all postage stamps 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": "postage stamps",
"filters": {
"category_ids": [
"0qF"
]
},
"limit": 20
}'from channel3_sdk import Channel3
client = Channel3()
response = client.products.search(
query="postage stamps",
filters={"category_ids": ["0qF"]},
limit=20,
)import { Channel3 } from "@channel3/sdk";
const client = new Channel3();
const response = await client.products.search({
query: "postage stamps",
filters: {
category_ids: ["0qF"],
},
limit: 20,
});Postage Stamps subcategories
Narrower categories inside postage stamps, each with its own category ID.
Questions about Postage Stamps
USPS, United States Postal Service, American Coin Treasures, Canada Post, Svenskt Tenn, and P.A. Sport.