"The core work of any local search marketing campaign is the creation of local business listings. A local business listing is an online profile that contains your business name, address, phone number, and other details. There are thousands of websites and directories on which local business owners are allowed to create free business listings. Some you may already have heard about include Google+ Local, Yelp, Bing Places, Internet Yellow Pages, and Yahoo! Local." MOZ.com
"Your business title is one of the most important factors for ranking well in the local search engines. Having a title that remains consistent across all data sources is very important; it helps the search engines establish trust in the existence and location of a particular business." MOZ.com
"When creating a local listing for your business in search engines like Google, Yahoo!, Best of the Web, and Bing, you will be prompted to choose two to ten categories that describe your business. This is an incredibly important step. Local SEO experts cited proper category associations as the most important signal of relevance in our 2013 survey." MOZ.com
Here are some suggestions on how to verify and modify your Local listings and citations. One way, is to se http://www.yext.com to research your local business listings and verify that the phone number and address are for your business
"Citations are defined as mentions of your business name and address on other webpages—even if there is no link to your website. An example of a citation might be an online yellow pages directory where your business is listed, but not linked to. Citations can also be found on local chamber of commerce pages, or on a local business association page that includes your business information, even if they are not linking at all to your website." MOZ.com
"There are thousands of places where a citation - a mention of your business name and address, phone number or website - can be built for your local business. Every local business should focus on building a strong core of citations that not only broadens the visibility of the business, but also strengthen search engines' "trust" in the validity of the business's existence. High-quality, authoritative citations are also viewed by experts as the #1 ranking factor in competitive local search markets." MOZ.com
"The Best Local Citations by City..." MOZ.com
"The Best Local Citations by Category..." MOZ.com
"Let's start with a quick definition. When a local business has more than one listing for a single physical location in an online directory, these other listings are considered duplicates. A variety of negative outcomes can arise from the presence of duplicate listings, detracting from your local business's ability to rank well and win customers." MOZ.com
"There are any number of good reasons for small businesses to move locations: fluctuating rents, growth, lifestyle concerns for the business owner or employees, and more." MOZ.com
"Many local business owners are surprised with the information that appears when they (and their customers) come across their business listings at Google and Bing. Often, incorrect or out-of-date information shows up with no explanation about where it comes from." MOZ.com
"In the United States, there are four primary sources of data for all the major search engines: Infogroup, Acxiom, Localeze, and Factual. Other companies like Yellowpages.com, Citysearch, and Superpages.com can also play a role in this cycle, sending "fresh" feeds to the search engines every couple of months." MOZ.com