B
Evidence Grade B
Graded
under review
Safe to Cite
Current
317
317 -- email subscribers for U.S. Postal Service stamp collectors publication (2026)
Attribution:
View source
Lighthouse Research Team
Last verified:
·
How we verify data →
Source verified
Evidence graded
Value
317
Unit
Count
Data Vintage
2026
Entity
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Single source - not yet corroborated
Score breakdown
Extraction
75
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Journey Group
Primary
Tier B
http://www.journeygroup.com/work/ ↗
Source Article
Building a community from the ground up.
Original Research
Journey Group
· Original study ↗
Methodology
Agency case study; self-reported client outcome
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
U.S. Postal Service stamp collectors publication: 317 email subscribers. Source: Journey Group (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/usps-stamp-publication-email-subscribers-growth
HTML Embed
<blockquote cite="https://lighthousedata.io/data/usps-stamp-publication-email-subscribers-growth" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>317</strong> -- email subscribers for U.S. Postal Service stamp collectors publication<br><small>Source: Journey Group (2026) · <a href="https://lighthousedata.io/data/usps-stamp-publication-email-subscribers-growth" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
Share
Related Statistics
Use this data in your work
Copy the citation, embed the widget, or explore thousands more verified marketing statistics -- all free.