Business data
What NAP consistency is, and why it matters.
It is the least interesting job in local SEO and one of the few that fails loudly. A phone number you stopped using two years ago is still answering somewhere, and somebody is calling it.
What is NAP consistency and why does it matter for local SEO?
NAP stands for name, address and phone number, and NAP consistency means those three details appear in exactly the same form everywhere they are published: your website, your Google Business Profile, directories, social profiles and any old record still sitting online.
Search engines assemble their picture of a business from many sources, so contradictory records make it harder for them to be confident the entries all describe one place. The more immediate cost is simpler than any ranking effect: a retired phone number or an old suite number sends real customers somewhere you are not.
Three details, treated as one identity
Name, address, phone. Some people write it NAP+W and add the website URL, which is a sensible addition because the URL is checked the same way. Together they act as the fingerprint that ties dozens of separate records on the internet to one real business.
A mention of those details on another website is called a citation. A structured citation is a proper listing on a directory or platform, with each field in its own box. An unstructured citation is your details appearing in ordinary text, in a press mention, a sponsor list, a chamber of commerce page or a supplier's stockist page. Both count, and the unstructured ones are usually the more valuable because they are harder to fake.
Consistency does not mean volume. Nobody needs a listing on four hundred directories, and the services that promise that number are mostly publishing to sites no human visits. It means the records that already exist, and the handful that matter in your sector, all say the same thing.
The reason it sits under local SEO rather than under admin is that Google names prominence as one of its three local ranking factors, and describes prominence as based on information it has about a business from across the web. Conflicting information is weaker information.
One record, published in fifty places
You rarely enter your details fifty times. You enter them a few times, and data aggregators, apps and scrapers copy them onward, mistakes included.
This is why a phone number you changed in 2023 is still live somewhere. A directory copied it, another directory copied that one, a maps app ingested the second directory, and none of them were told about the change. Fixing the copies without fixing the sources means the wrong data comes back.
It is also why the cleanup has an order. Correct the authoritative records first, then work outward, then re-check in a few weeks to see what has refreshed and what has not.
What inconsistency actually costs you
The first cost is customers, and it is the one nobody measures. Someone finds a five-year-old directory page, calls a disconnected number, and books your competitor instead. There is no report that shows you this happened. It is invisible, continuous and entirely avoidable.
The second cost is confidence. Search engines have to decide whether the Maple Street listing and the Maple St listing are the same business or two. Usually they work it out. Sometimes they do not, and you end up with a duplicate profile splitting your reviews, or a business Google is not sure it can place accurately enough to show in a map result.
Read the full breakdown: What inconsistency actually costs youHide the full breakdown: What inconsistency actually costs you
The third cost is time spent on the wrong problem. Businesses regularly buy content or link building to fix a local visibility issue whose actual cause is an unclaimed duplicate listing and a suite number that changed. That is a free fix being solved with a paid one.
None of this makes NAP consistency a ranking lever you can pull for gains. It is closer to hygiene: doing it well buys you nothing dramatic, and doing it badly quietly costs you every month.
Where your details are published right now
Search your phone number in quotes, then your street address in quotes, then your business name plus the old address if you have moved. What comes back is your actual citation footprint, and it is usually longer than expected.
- Google Business Profile, including any duplicate or unclaimed listing for the same address
- Apple Maps and Bing Places, which many voice assistants and in-car systems read from
- Facebook and Instagram business pages, where the address field is frequently stale
- The main data aggregators that feed smaller directories and apps
- Your industry's own directories, which carry more weight than general ones
See the full checklist: Where your details are published right nowHide the full checklist: Where your details are published right now
- Insurance panels, supplier locators and franchise or association pages
- Review platforms specific to your sector, which often hold an old address
- Your own website: footer, contact page, location pages, and the structured data behind them
- Old landing pages and microsites from a previous agency that nobody switched off
- PDF brochures and price lists still linked from your site or indexed by Google
Record what each one currently says before you change anything. You need a before state to know whether a fix propagated.
Cleaning it up, in order
Fixing the small directories first is the most common way to waste a weekend, because the aggregators simply overwrite your work.
Decide the canonical version and write it down
One exact spelling of the name, one exact format of the address, one phone number. Write it into a document that anybody in the business can copy from. Most inconsistency starts with two people entering details slightly differently, not with anything technical.
Fix the Google Business Profile first
It is the most consulted record you have and the one other platforms increasingly reconcile against. Make the change, then leave the profile alone for a couple of weeks. Editing the name, address and category in quick succession is one of the patterns associated with suspension.
Fix your own website next
Footer, contact page, every location page, and the LocalBusiness structured data behind them. The markup and the visible text must match each other exactly, because structured data that contradicts what a person can see on the page is worse than none at all.
See the remaining steps: Cleaning it up, in orderHide the remaining steps: Cleaning it up, in order
Correct the aggregators before the directories
A handful of data providers feed a long tail of smaller sites, apps and in-car navigation systems. Correct them and a large part of the tail follows over the following weeks without further work. Correct the tail first and the aggregators overwrite you.
Work through the platforms that actually matter to you
Apple Maps, Bing Places, your social profiles, then the directories specific to your trade: the professional body, the insurance panel, the trade association, the supplier locator. A listing your customers actually read is worth more than twenty nobody visits.
Deal with duplicates deliberately
Do not delete a duplicate that carries reviews. Report it through Google so it can be merged, because merging preserves the review history where deleting throws it away. For a genuinely closed location, mark it permanently closed rather than removing the listing, so the address stops being offered and the history survives.
Re-check in a month, then quarterly
Run the same quoted searches you started with. Some records will have updated, some will have reverted, and a few will need a support request. Put the re-check on a recurring calendar entry, because this job never stays finished.
A full cleanup on a business that has moved once typically takes a few working sessions spread over a month, most of it waiting rather than working.
What counts as a difference
Not every variation is a problem. These are the ones worth arguing about and the ones worth ignoring.
Open the full comparison: What counts as a differenceHide the full comparison: What counts as a difference
| Variation | Worth fixing | Why |
|---|---|---|
| Street versus St | No | Handled reliably by address parsing |
| Suite 200 versus Ste 200 | No | Same parsing, but pick one and keep it |
| Missing suite number entirely | Yes | Changes the delivery point and can split records |
| An address you no longer occupy | Yes | Sends customers to a building you left |
| A phone number you no longer answer | Yes | The single most expensive error on this list |
| A toll-free number instead of the local one | Yes | Local numbers read as local to both people and platforms |
| Trading name versus registered company name | Yes | Use the name on the signage, everywhere |
| With and without a legal suffix such as LLC | No | Acceptable if the trading name is consistent |
When in doubt, the test is not whether an algorithm can parse it. It is whether a stranger holding the two records would be sure they are the same business.
Telling machines the same thing you tell people
LocalBusiness structured data is where your details stop being text on a page and become a labelled record a machine can read without guessing.
Structured data does not raise rankings on its own. What it does is remove ambiguity, which matters more as AI assistants answer questions by reading pages rather than by ranking them. A page that states its business details in a labelled format is easier to quote correctly.
The rule that trips people up: the markup has to describe what is genuinely on the page and visible to a user. Marking up an address that does not appear anywhere in the content is a structured data violation, not a shortcut.
Related reading
NAP work sits underneath the map pack and next to your technical foundations.
Set up the profile properly
Every field on a Google Business Profile, what it does, and the order to complete it in.
Set up the profile properlyWinning the map pack
Relevance, distance and prominence, and where consistent data fits into prominence.
Winning the map packWhat schema markup is
How structured data works, what it can and cannot do, and where it belongs.
What schema markup isThe full local SEO guide
How listings, profile, reviews and site content combine into one programme.
The full local SEO guideHow the mess gets made
Moving premises is the big one. A business relocates, updates its own website and its Google profile, and forgets that forty other records exist. Two years later the old address still appears in search results and occasionally on a map.
Call tracking is the second. A tracking number gets published as the main number, the campaign ends, the number is released, and it is now pointing at whoever leases it next. Tracking numbers belong in the additional number field on your profile and in dynamic number insertion on your site, not in your canonical record.
Read the full breakdown: How the mess gets madeHide the full breakdown: How the mess gets made
Agencies and web designers are the third. Listings created on your behalf under an account you do not control, a microsite with a different phone number, a landing page with a rented address. Ask for a written inventory of every profile and listing created in your name when any agency relationship starts or ends, including ours.
The fourth is simply time. People join, people leave, somebody adds the business to a new platform and types the address from memory. A written canonical record, kept where the team can find it, prevents more of this than any tool does.
Want to know what the web currently says about your business?
We run the citation sweep and send you the conflicts we find, in writing.
Straight answers.
Does a call tracking number break NAP consistency?
It does if you publish it as your main number. The pattern that avoids the problem is to keep your real local number as the primary on your Google Business Profile and add the tracking number as an additional number, and to use dynamic number insertion on the website so the displayed number changes for visitors while the underlying record stays stable.
The failure case to avoid is a tracking number that gets released when a campaign ends. Whoever leases it next inherits your inbound calls.
Do I need to fix every directory on the internet?
No, and trying to is a poor use of a budget. Fix the aggregators that feed the long tail, the platforms your customers genuinely use, and the directories specific to your trade. A listing on a site nobody visits contributes almost nothing whether it is right or wrong.
We moved offices. What do we do with the old address?
Update the Google Business Profile with the new address rather than creating a new profile, so the review history moves with you. Then work outward through the aggregators and the platforms that matter. If you kept both sites, each location needs its own profile, its own local phone number and its own page on the website.
Expect the old address to keep surfacing for a few months. Some records only refresh on their own schedule.
Are citations still worth building in 2026?
Building citations for their own sake, in bulk, on directories nobody reads, was never worth much and is worth less now. Having accurate records on the platforms that feed maps, assistants and your own industry is worth a great deal, because those are the sources being read when a machine assembles an answer about you.
The work has shifted from acquisition to accuracy. That is a better use of the same hour.
Does inconsistent NAP data get my Google profile suspended?
Not usually on its own. Suspensions are more often triggered by a business name that breaks Google's representation guidelines, an address that cannot be verified as a real place of business, or a sudden rewrite of critical fields. Conflicting data elsewhere on the web can make a verification harder to pass, because there is less agreement to check you against.
Where this comes from.
Primary documentation and published research behind the guidance on this page.
- Google Business Profile Help: Tips to improve your local ranking on Google (opens in a new tab)Google's own statement of the three local ranking factors: relevance, distance and prominence.
- Google Business Profile Help: Guidelines for representing your business on Google (opens in a new tab)The rules that decide whether a profile stays live, including business name accuracy.
- Google Search Central: Local business (LocalBusiness) structured data (opens in a new tab)
- Schema.org: LocalBusiness (opens in a new tab)
Talk to the team
A short call, a look at how the business currently shows up, and a straight answer on what we would do first.