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USPS First Class Usage Statistics

Top 10k

Top 100k

Top 1m

All Internet

Send envelopes and lightweight packages in 1-3 business days.

https://www.usps.com/ship/first-class-mail.htm

Shipping Providers

USPS First Class Customers

Get access to data on 44,264 websites USPS First Class Customers. We know of 18,705 live websites using USPS First Class and an additional 25,559 sites that used USPS First Class historically and 17,463 websites in the United States.

Download Lead List

Download Lead List

Get a list of 44,264 websites using USPS First Class which includes location information, hosting data, contact details, 18,705 currently live websites and an additional 26,126 domains that redirect to sites in this list. 25,559 sites that used this technology previouslyand 17,463 websites in the United States currently using USPS First Class.

Site Totals

Total Live: 18,705
26,126 additional website redirects^?.
United States Live Sites: 17,463
Live and Historical: 44,264

Top 1m: 0.05%
531
Top 100k: 0.04%
42
Top 10k: 0.08%
8

Countries

United States: 17,463
Canada: 154
.co: 116
Australia: 111
United Kingdom: 71
Indonesia: 40
Puerto Rico: 30
Vietnam: 28
China: 21
India: 17
Japan: 12
Germany: 11
Hong Kong: 10
France: 9
Austria: 9
Norway: 8
Spain: 8
Finland: 8
Italy: 7
Netherlands: 7
Ireland: 7
Singapore: 6
Sweden: 6
Belgium: 6
Russia: 6
Cocos Islands: 6
New Zealand: 6
Slovakia: 6
Portugal: 6
.io: 5

Financial

Group

Asia-Pacific Economic Cooperation: 17,868
Assembly of European Regions: 168
Association of Caribbean State Members: 5
Association of Southeast Asian Nations: 80
Bay of Bengal Initiative for Multi-Sectoral Technical and Economic Cooperation: 18
Club de Paris: 17,912
Commonwealth of Independent States Members: 6
Commonwealth of Nations: 373
Community of Portuguese Language Countries: 10
Council of Europe: 194
Development Assistance Committee: 17,924
Eastern Partnership: 103
EC Inner Six: 42
EC Outer Seven: 103
Eurasian Economic Union: 6
Euronest Parliamentary Assembly: 103
European Economic Area: 111
European Free Trade Association: 10
European Union: 103
European Union, European Economic Area and Switzerland: 113
Federation of Euro-Asian Stock Exchanges: 8
G2 Nations: 17,484
G20 Nations: 17,936
G7 Nations: 17,727
Global Governance Group: 61
Group of 77: 136
IBSA Dialogue Forum: 23
International Solar Alliance: 17,740
Interparliamentary Assembly on Orthodoxy: 30
Majority German-speaking states of Central Europe: 22
North Atlantic Treaty Organization: 17,771
Organisation for Economic Co-operation and Development: 17,935
Organisation of Islamic Cooperation: 49
Organization of American States: 17,628
Organization of Ibero-American States: 55
Organization of the Black Sea Economic Cooperation: 13
Shanghai Cooperation Organisation: 45
South Asian Association for Regional Cooperation: 19
Southern Common Market: 5
Sovereign states and dependent territories of North America: 17,654
Visegrad Group: 8

Region

Balkan States: 8
Benelux Union: 15
Central Europe: 30
CHAPS: 17
East Asia: 44
Europe: 194
Levant Narrow: 5
Middle East: 6
Nordics: 23
North America: 17,617
Northern Europe: 33
Scandinavia: 15
South America: 6
South Asia: 19
Southern Europe: 23
Western Asia: 6
Western Europe: 124

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