What NAP and citations mean
NAP is the three pieces of business identity data that anchor your presence online: Name, Address, and Phone number. A local citation is any place on the web where your NAP appears. That can be a structured directory listing on Yelp or BBB, a mention in a local news article, a chamber of commerce member page, or a sponsorship listed on a nonprofit's website.
Some citations include a link back to your website. Many do not. Both still count.
Why citation consistency matters
Google verifies a business's legitimacy in part by checking whether the NAP information matches across the web. If your Google Business Profile says Smith and Sons Plumbing, your Yelp listing says Smith Plumbing LLC, and your old Yellow Pages entry has a disconnected phone number, Google's trust in any single piece of that data drops.
Inconsistent NAP also hurts the user experience. A potential customer who calls the number listed on an outdated directory and reaches a dead line will not call the right number on a different listing. They will call a competitor.
Which citations actually matter
There is a tier of structured data aggregators and core directories that Google trusts and that other sites pull from: Google Business Profile, Yelp, Apple Maps, Bing Places, Facebook, the Better Business Bureau, and your industry's primary directories. Get those right and clean before chasing volume.
Beyond the core, the citations that move the needle are local, contextual, and earned. A mention in the Detroit Free Press, a member listing on a chamber of commerce site, or a sponsorship line on a local nonprofit are worth far more than a hundred autopublished directory entries.
How to audit and clean citations
Start by listing every citation you currently have. Tools like BrightLocal, Moz Local, and Whitespark can pull the inventory automatically. Fix or remove anything inaccurate. Standardize the exact spelling and format of your name, address, and phone everywhere. Decide once whether you abbreviate Street or spell it out, and then be ruthless about consistency.