#letterboxes

Live, measured metrics for the hashtag #letterboxes from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.

hashtag.org network · sponsored

Own #letterboxes

This #name is available to claim. It becomes your portal on the open agent web: this very page, a keyword you rank for by an open public stake, and a verifiable identity for AI agents. Nobody else sells a page like this for every #name.

$10.85/ year · 11-character #name
Claim #letterboxes$10.85/yrBuy on hashtag.space (web3)
card via hashtag.org · tokens via hashtag.space
Uses / 7 days
Mastodon
Accounts / 7 days
Mastodon
Recent posts
Mastodon
Recent pace
Mastodon · last 0
Avg reactions / post
Mastodon · last 0
Reddit posts / month
Reddit search
Open-web mentions
hashtag.org Firehose

Day-by-day usage

measured · mastodon.social (Mastodon public tags API) · fetched 2026-08-23 23:58 UTC

No measured public usage for #letterboxes in the last 7 days. That is a real result, and a good one to know: this hashtag is wide open right now. We show a dash before we ever show a made-up number. Browse the trending index for tags with live measurements.

Related hashtags

measured · mastodon.social (Mastodon public search API) · fetched 2026-08-23 23:58 UTC

No related tags with measured usage found for #letterboxes.

Live pulse

measured · Mastodon tag timeline · fetched 2026-08-23 23:58 UTC

No recent public posts found for #letterboxes on Mastodon. Nothing measured, so nothing shown.

What “letterboxes” means

Wikipedia

A letter box, letterbox, letter plate, letter hole, mail slot or mailbox is a receptacle for receiving incoming mail at a private residence or business. For outgoing mail, post boxes are often used for depositing the mail for collection, although some letter boxes are also capable of holding outgoing mail for a carrier to pick up. Letterboxes or mailboxes use the following primary designs:A slot in a wall or door through which mail is delivered A box attached directly to the building A box mou

Letter box” on Wikipedia (CC BY-SA) →

#letterboxes across platforms

every network with a public tag surface

Follow #letterboxes straight to each platform’s own tag page. Where a platform publishes open data we measure it above; the rest lock their numbers behind paid APIs, so we link rather than guess.

Every number above is measured from a named public API at the shown fetch time. Nothing is estimated or extrapolated. Platforms that lock their data behind paid APIs are not shown. Agents: the same numbers, as JSON, at /api/hashtags/letterboxes