Choosing the right business name starts with making sure it’s available. This guide makes it easy to run an LLC name search in any U.S. state by linking directly to each state’s official business entity database.
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How to Do a Business Name Search
Whether you’re forming a new LLC or corporation, you can quickly check name availability and avoid costly filing rejections.
Step 1: Find Your State
Step 2: On the Right Side, Visit Your State’s Database
Step 3: (Optional) Search Website Domain Name Availability
Name Search Database Links for the 50 States
| State | State Govt. Department | State’s Database Name Search Tool |
| Alabama | Secretary of State | Business Entity Search |
| Alaska | Alaska Department of Commerce, Community, and Economic Development | Corporations Database |
| Arizona | Arizona Corporations Commission | eCorp Business Entity Search |
| Arkansas | Secretary of State | Business Entity Search |
| California | Secretary of State | Business Search |
| Colorado | Secretary of State | Business Database Search |
| Connecticut | Secretary of State | Business Records Search |
| Delaware | Department of State: Division of Corporations | Business Entity Search Name Reservation |
| Florida | Department of State | Sunbiz Division of Corporations Entity Name Search |
| Georgia | Secretary of State | Business Search |
| Hawaii | Department of Commerce and Consumer Affairs | Business Name Search |
| Idaho | Secretary of State | Business Search |
| Illinois | Secretary of State | Corporate and LLC Search |
| Indiana | Secretary of State | Business Search |
| Iowa | Secretary of State | Business Entities Search |
| Kansas | Secretary of State | Business Filing Center – Name Availability Status Search |
| Kentucky | Secretary of State | Name Availability Search |
| Louisiana | Secretary of State | Business Filings Search |
| Maine | Secretary of State | Corporate Name Search |
| Maryland | Department of Assessments and Taxation | Business Entity Search |
| Massachusetts | Secretary of the Commonwealth | Business Entity Search |
| Michigan | Department of Licensing and Regulatory Affairs | Business Entity Search |
| Minnesota | Secretary of State | Business Filings Search |
| Mississippi | Secretary of State | Business Search |
| Missouri | Secretary of State | Business Entity Search |
| Montana | Secretary of State | Business Search |
| Nebraska | Secretary of State | Corporate & Business Search |
| Nevada | Secretary of State | Business Entity Search |
| New Hampshire | Department of State | Business Search |
| New Jersey | Department of the Treasury, Division of Revenue and Enterprise Services | Business Entity Name Search |
| New Mexico | Secretary of State | Business Search |
| New York | Department of State | Corporation and Business Entity Database |
| North Carolina | Secretary of State | Business Entity Search |
| North Dakota | Secretary of State | Archived Business Records Search |
| Ohio | Secretary of State | Business Name Search |
| Oklahoma | Secretary of State | Business Entities Search |
| Oregon | Secretary of State | Business Name Search |
| Pennsylvania | Department of State | Business Entity Search |
| Rhode Island | Secretary of State | Business Entity Search |
| South Carolina | Secretary of State | Business Name Search |
| South Dakota | Secretary of State | Business Information Search |
| Tennessee | Secretary of State | Business Name Availability Search |
| Texas | Secretary of State or Texas Comptroller of Public Accounts | SOSDirect Name Search |
| Utah | Division of Corporations and Commercial Code | Business Name Search |
| Vermont | Secretary of State | Business Name Search |
| Virginia | State Corporation Commission | Business Entity Search |
| Washington | Secretary of State | Corporation Search |
| Washington DC | Department of Licensing and Consumer Protection | CorpOnline Business Search |
| West Virginia | Secretary of State | Business Organization Search |
| Wisconsin | Department of Financial Institutions | Corporate Records Search |
| Wyoming | Secretary of State | Business Entity Search |
How to Search for LLC Name Availability
Choosing the right name is one of the first and most important steps when starting an LLC. Before you file your formation documents, you’ll want to make sure your desired business name is available and complies with your state’s naming rules. Following these seven steps can help you avoid delays and choose a name with confidence.
Step 1. Know the State Where You’ll Form Your LLC
Business name rules vary by state, so begin by deciding where you’ll form your LLC. For most entrepreneurs, this is the state where they will primarily operate their business. Each state maintains its own database of registered business names.
Step 2. Visit Your State’s Business Name Search Tool
Every state provides an online business entity search tool, usually through the Secretary of State or a similar agency. Use this database to determine whether your desired LLC name is already in use or too similar to an existing business.
Step 3. Search Your LLC Name Ideas
Enter your preferred business name into the search tool and review the results carefully. If your first choice is unavailable, try alternative spellings, different word combinations, or additional descriptive words until you find an available option.
Step 4. Check Your State’s LLC Naming Requirements
Most states require an LLC name to include a designator such as “Limited Liability Company,” “LLC,” or “L.L.C.” Your name must also be distinguishable from existing businesses and cannot contain prohibited or misleading words without approval.
Step 5. Look Beyond the State Database
A name may be available for LLC registration but unavailable for other reasons. It’s a good idea to search federal trademark records, check whether a matching domain name is available, and look for social media usernames so you can build a consistent online brand.
Step 6. Reserve Your LLC Name (If Available)
Many states allow you to reserve an available LLC name before filing your formation documents. Name reservations are optional in many states but can be helpful if you need additional time to prepare your LLC paperwork.
Step 7. Move Forward with Confidence
Once you’ve confirmed that your name is available and meets your state’s requirements, you’re ready to file your LLC formation documents. Choosing a strong, available business name is an important first step toward building your brand and launching your business.
LLC Naming Rules Vary by State
When choosing a name for your LLC, it’s important to follow state-specific naming laws. Each U.S. state sets its own requirements for what an LLC name can and cannot include, which means a name that’s acceptable in one state may be rejected in another.
Understanding these rules early can help you avoid delays, rejections, or costly amendments later in the formation process.
How to Search for an LLC Name
This LLC Name Search guide explains how to check business name availability in your state, outlines common LLC naming requirements, and walks you through the steps needed to confirm whether your desired name can be used.
Completing a proper name search is one of the most important steps when forming an LLC, as it ensures your business name is legally compliant and distinguishable from existing entities.
Understanding LLC Name Search Rules and Requirements
LLC Naming Conventions
LLC naming rules are not standardized nationwide and vary by state. However, most states follow a similar naming structure, typically requiring your business name to end with an LLC designation, such as “LLC” or “Limited Liability Company.”
While the details differ by state, most LLC names must follow these general guidelines:
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Include an LLC Designator
Your business name must clearly identify the company as a limited liability company. Acceptable designators usually include “LLC,” “L.L.C.,” or “Limited Liability Company.” -
Avoid Conflicting Business Terms
LLC names generally cannot include words associated with other entity types, such as “Corporation,” “Corp,” “Incorporated,” “Inc.,” or “Nonprofit,” as these may misrepresent your business structure. -
No Government Affiliation Language
Your LLC name should not suggest a connection to a government agency. Terms like “FBI,” “Treasury,” “Secretary of State,” or similar government-related language are typically prohibited. -
Restricted Words May Require Approval
Certain words—such as “bank,” “insurance,” “law,” “medical,” or “university”—are often restricted. Using these terms may require professional licensing, regulatory approval, or additional documentation. -
Name Must Be Distinguishable
Your LLC name must be unique within your state. Names that are too similar to existing businesses may be rejected, even if the spelling or punctuation differs slightly.
Following these guidelines helps ensure your LLC name meets legal standards and clearly identifies your business to customers and regulators.
Steps to Take While Researching an LLC Name
While checking name availability, take time to evaluate whether your proposed name could create legal or branding conflicts.
Start by making sure your business name is clearly distinguishable from competitors in your industry and geographic area. This reduces the risk of confusion and potential disputes.
Conduct a Trademark Check
A preliminary trademark search can help determine whether your desired name conflicts with an existing trademark. This step is especially important if you plan to operate nationwide or build a recognizable brand.
Check Domain Name Availability
Your LLC name and online presence should work together. Securing a matching domain name strengthens brand recognition and makes it easier for customers to find you online.
Before finalizing your name, check domain availability using well-known registrars such as GoDaddy or Namecheap. Even if you don’t plan to launch a website immediately, reserving your domain early is a smart move.
Search the Federal Trademark Database
In addition to state-level searches, it’s wise to conduct a national trademark search through the U.S. trademark database.
This extra step helps ensure your LLC name doesn’t infringe on federally protected trademarks, offering additional protection as your business grows.
Additional Resources for LLC Name Searches
Beyond state and federal databases, several resources can assist with the naming process:
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Business Formation Services
Professional formation services like Northwest Registered Agent, Bizee, and Harbor Compliance, understand state-specific naming rules and can help verify name availability, especially if you plan to operate in multiple states. -
Legal Professionals
Attorneys can review your proposed name for legal risks, trademark conflicts, and compliance issues. They can also assist with name reservations if you’re not ready to form your LLC immediately. -
Domain Registration Platforms
Securing your domain name early protects your brand online and ensures consistency across marketing channels.
Finalizing Your LLC Name
Once you’ve confirmed your LLC name is available, you’ll officially register it when filing your Articles of Organization with the state. This filing typically includes a state fee and formally establishes your LLC.
If you want broader protection beyond your state, consider trademarking your LLC name. A federal trademark provides nationwide rights and legal protection against infringement, making it a valuable step for growing brands.
Your LLC name should be more than just compliant—it should reflect your business purpose, values, and professionalism.
Why an LLC Name Search Matters
Conducting an LLC name search is essential to building a legitimate and trustworthy business. A thorough search helps you avoid legal conflicts, protects your brand, and ensures your business stands out.
Choosing a unique and legally compliant name builds credibility with customers, partners, and financial institutions. It also reduces the risk of forced name changes or legal disputes later on.
Final Thoughts
Taking a few extra minutes to research your LLC name can save time, filing fees, and frustration later. Before you submit your Articles of Organization, make sure your chosen name is available, complies with state law, and supports your long-term branding goals. A thorough LLC name search is one of the easiest ways to start your business on the right foot.
LLC Name Search Availability FAQs
How do I check if an LLC name is already taken?
You can search name availability using your state’s Secretary of State or business registry website. Most states provide a free online search tool.
Can I reserve an LLC name before forming my business?
Yes. Many states allow you to reserve a business name for a limited period, usually for a small fee.
What mistakes should I avoid when naming an LLC?
Common errors include choosing a name too similar to another business, using restricted words without approval, or forgetting to include an LLC designator.
Can I use words like “bank” or “insurance” in my LLC name?
These terms are often restricted and typically require licenses or regulatory approval. State rules vary.
Do I need to trademark my LLC name?
Trademarking isn’t required, but it offers additional protection—especially if you plan to operate across state lines.
Should my LLC name match my domain name?
Matching your LLC name to your domain is strongly recommended for branding and visibility, though it’s not legally required.
Can I change my LLC name later?
Yes. You’ll need to file an amendment with your state and update the name with banks, tax agencies, and other institutions.
Do naming rules differ by state?
Yes. While many rules are similar, each state has its own requirements and restrictions.
What happens if my LLC name infringes on a trademark?
You may be required to change your name and could face legal consequences. Conducting thorough searches helps prevent this.
Can my LLC name describe my business?
Yes, as long as it complies with state naming rules and doesn’t include restricted or misleading terms.