What are Tier 1 Countries?
In digital advertising, understanding which countries are tier 1 is crucial, as it enhances ad targeting and improves results. Some of the 1st tier countries include the United States, the United Kingdom, Australia, Austria, Belgium, Canada, Denmark, Finland, France, Germany, Ireland, Italy, Luxembourg, the Netherlands, Russia, New Zealand, Norway, Spain, Sweden, Switzerland, and others. The list of these countries may change based on your targeting objectives.












![Christian vs. LGBTQ+ Dating Offers: A Tier-1 Banner Ad Test [Affiliate Case Study] 3 Dating Offers Case study](https://www.7searchppc.com/blog/wp-content/uploads/2026/11/Dating-Offers-Case-study-680x442.webp)
