NAP
Acronym for Name, Address and Phone number of a business. A core consistency signal in local search engine marketing.
Also known as: Name Address Phone, NAP Data
NAP stands for the Name, Address and Phone number of a business. In local search engine marketing these three data points are a core signal, because search engines use them to attach reviews and links to the correct business. Consistent NAP across your own website, directories, social profiles and review sites raises credibility for search engines.
Why consistency matters
As soon as spellings differ, for instance street versus St. or different phone numbers across portals, algorithms struggle to attribute entries to the same business. In the worst case reviews or backlinks land on the wrong listing. That cuts visibility in local results and creates duplicates in map services.
Where NAP data lives
Relevant sources include your own website with clearly marked contact details, the Google Business Profile, industry directories, social media profiles, review sites and national platforms. Structured data in the HTML helps search engines pick up the information reliably. A central list of all platforms with logins helps roll out changes consistently.
In everyday SEO
In day to day SEO work NAP hygiene is part of any local SEO strategy. Local SEO tools scan directories automatically and report inconsistencies. Keeping NAP clean over time builds visibility in local results and reinforces the trust that reviews and recommendations create.