China-adjusted planning estimate
Explore email →CITY CAMPAIGN ESTIMATES
Targeted email campaigns plus website contact form campaigns in Haikou, China
Compare modelled reach across 3 channels using the population recorded for Haikou.
Recorded city population3,001,600
Email adjusted estimate31,142
CHANNEL BREAKDOWN
Estimated reach in Haikou
These channel figures are adjusted planning estimates. They do not indicate contact availability or campaign performance.
Website forms
China-adjusted planning estimate
Explore website forms →Population: GeoNames cities15000 extract downloaded 16 October 2026. GeoNames population fields may use different city boundaries and reference dates. Channel counts are planning estimates rounded to whole people. China city audience estimates are adjusted to one eighth of the standard channel values. They are not measured users, deliverable contacts or available mailing lists. Confirm availability before a campaign.
Plan a campaign in Haikou
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