There are several sites that provide listings of business services. These sites are often used by customers looking for small businesses like yours. Signing up is easy and free. Make sure you are listed. Below are links to documentation about making sure you are listed properly at these sites.
Kudzu
Yelp Claim Your Business or Yelp Sign Up
Google Local Business Center
Bing Business
Angie’s List
Only adds businesses through customer reviews according to their policy.
Google and Bing also have several other tools available to small business owners that can really help level the playing field against larger businesses. If you have specific questions, share them with us and we will try and help you find an answer.