NAP consistency

NAP consistency means that your business name, address and phone number (NAP) appear in exactly the same form everywhere online: in your Google Business Profile, on your website, in directories and in map and navigation services. Consistent details make it easy for Google, AI assistants and customers to identify your business without doubt, which makes NAP consistency a foundation of local SEO.

What we check and find in our local SEO reports

For a local SEO report we compare a location against the places where its details appear: Google and Google Maps, Apple, Bing, Facebook and Instagram, navigation services, voice assistants and industry directories. For every listing we compare the business name, street and number, postcode, city, phone number, website, opening hours and photos.

One example from our reports shows how quietly mismatches arise. After a move, the old address and phone number were still listed in three industry directories, and a profile on a social network also showed the old address. The homepage displayed the new number, but tapping it on a smartphone dialled the old one, because the phone link in the code had never been changed. Two lessons follow. Check not only the visible text but also links and source code. And decide on the one correct spelling before you start, because checking with a shortened version of your name produces lots of apparent mismatches and sends you looking in the wrong places.

Why consistent NAP data matters

Google ranks local results by three factors: relevance, distance and prominence. Complete and accurate business information helps Google match your profile to the right searches, and prominence draws on information such as how many websites link to your business and how many reviews you have (Google Business Profile Help). Google does not use the term "NAP consistency" itself, but the idea is simple: the more clearly your details match across the web, the more confidently systems can connect them to your business.

For customers the effect is more direct: a wrong number or an old address costs the call or the visit. And because navigation services, voice assistants and AI answers draw on such sources, a single error travels quickly.

How to define your NAP

• Name: the name your business uses on its sign, invoices and letterhead. No keywords, slogans or place names added to it, which Google's guidelines for representing your business explicitly rule out.
• Address: one spelling for every listing, for example always "Street" rather than sometimes "St.". No PO box or virtual office. If you serve customers at their location and receive no walk-in visitors, hide the address in your Google profile and set a service area instead.
• Phone number: a local number your business controls itself, not a call-tracking or premium-rate number. Choose one format, for example with the country code such as +1 or +44 if your customers are spread across countries.
• Website and opening hours: part of the set in practice. Use the same target URL everywhere and keep holiday hours up to date.

On your own website the details belong in the footer and on the contact page. LocalBusiness markup from Schema.org makes them machine-readable as well.

How to fix inconsistent listings step by step

1. Create a master record: write down name, address, phone number, website and opening hours once, as the binding reference.
2. Start with your Google Business Profile: correct the details there and make sure the profile is verified.
3. Check your own website: visible text, phone and map links, the legal notice and structured data.
4. Update the big platforms: Apple Business Connect, Bing Places, Facebook and Instagram, plus the most important directories in your country and industry.
5. Search for old data: enter your former address and former phone number in quotation marks on Google to find listings you forgot. If one location has two listings, have them merged or the outdated one removed.
6. Repeat regularly: straight away after every move or change of name or number, otherwise once or twice a year.

If you would rather not maintain every listing by hand, have a look at our page for local businesses.

Conclusion

NAP consistency is unspectacular upkeep that pays off: defined once and entered the same way everywhere, your details lead Google, navigation services and customers reliably to you. Consistent data also supports the rest of your local presence, from reviews to mentions on regional websites, and it keeps your brand easy to recognise wherever it appears.

Frequently asked questions

What does NAP stand for in SEO?

NAP stands for name, address and phone number, the core details of a local business. Many people add the website and opening hours, sometimes written as NAP+W.

Is NAP consistency a ranking factor?

Google does not name it as a separate factor, but correct and complete data helps match your profile to the right searches. You gain prominence on top of that through reviews and mentions in regional and trade media, for example with digital PR.

What are NAP citations?

A citation is any mention of your business details on another website, such as a directory listing, a map service or a local news site. Citations with matching details reinforce each other, while outdated ones cause confusion.

Does the address have to be spelled identically everywhere?

Small variations such as "St." and "Street" matter less than wrong details, because an old address or number really misleads customers. A fixed spelling mainly helps you check, because real mismatches then stand out immediately.

Related terms: AI visibility · Brand mention · Off-page SEO · Reviews