3 Best LLC Services in Oklahoma (2026): The Quick Answer
Best LLC formation services in Oklahoma for 2026: OK Registered Agent.org ($199), Mainstay Filing ($199) and Oklahoma Registered Agent.co ($199), ranked in that order. Costs in brief: $100 to the state, $397 to $597 to a service across three years.
LLC Q and A editorial team ·
Quick answers
State filing fee
$100, one time
After that
$25 annually
Registered agent
Yes, the statute demands one
Our pick
OK Registered Agent.org, Mainstay Filing then Oklahoma Registered Agent.co
Best in Oklahoma, in order
Prices come from each company's own page. See the method.
1Top pick
1. OK Registered Agent.org: best for a one-state LLC
Form for $199; renew at $99 a year
OK Registered Agent.org ranks first since $199 forms the LLC and the agent renews at $99.
Lower three-year cost than Mainstay Filing, and cost is the heaviest criterion.
The annual certificate is excluded, so you file it.
Service fees only, from company price pages read November 13, 2026. State fees are identical for every pick.
Questions and replies
How much to start an LLC in this state?
$100 to the state, plus $199 if a service files in year one.
State fees across three years, filing included: $150. source of record: sos.ok.gov, confirmed October 2026
Which form, filed where?
Your filing is the Articles of Organization (Form 0073), and it is sent to the Oklahoma Secretary of State.
source of record: sos.ok.gov, confirmed October 2026
A registered agent required?
Every LLC must name a registered agent with an in-state street address.
The LLC itself, an Oklahoma resident, or a corporation, LLC or partnership formed in Oklahoma or qualified there.
source of record: sos.ok.gov, confirmed October 2026
Later-year obligations?
Annual certificate: every year, $25. For timing, the state's own calendar reads: anniversary date of the filing of the Articles of Organization, so plan ahead of it.
source of record: sos.ok.gov, confirmed August 2026
Is a service required?
Yes; your three-year bill would be the state's $150.
A service adds $397 to $597 over three years; with Mainstay Filing the reports are in that price.
What decided #1?
Winning criterion for OK Registered Agent.org: three-year price, weighted 36%.
Five criteria: three-year price (36%), chores removed from your list (26%), price shown up front (15%), year-two bill (12%) and states served (11%).
Using OK Registered Agent.org instead of Mainstay Filing keeps $200 over three years.
source of record: sos.ok.gov, confirmed October 2026
Registered agent
Yes, the statute demands one
source of record: sos.ok.gov, confirmed October 2026
Annual certificate
$25 every year
source of record: sos.ok.gov, confirmed August 2026
State fees, 3 years
$150
Total of the rows above
To verify the total: filing fee, two later reports, minimum tax if one applies. Costs without a set amount are excluded.
More replies
EIN application included?
Only Mainstay Filing includes it. Elsewhere: OK Registered Agent.org $99, Oklahoma Registered Agent.co $99.
What do the picks cost over three years?
Totals over three years: OK Registered Agent.org at $397, Mainstay Filing at $597, Oklahoma Registered Agent.co at $397, services only.
Where do the numbers come from?
State fees come from Oklahoma's official documents. Service prices come from each company's price page. Both are dated here.
Is a service required?
No law requires a service; it is a paid convenience.
What does the LLC owe each year?
Annual certificate: every year, $25. For timing, the state's own calendar reads: anniversary date of the filing of the Articles of Organization, so plan ahead of it.
Best LLC service in Oklahoma?
OK Registered Agent.org: it opens at $199 including the first agent year and renews at $99. Behind it: Mainstay Filing and Oklahoma Registered Agent.co.
Sources
Q and A source note covering Oklahoma Secretary of State, Business, found at sos.ok.gov and dated August 2026, kept on file
Q and A source note covering Oklahoma Secretary of State, Business, found at sos.ok.gov and dated August 2026, kept on file
Q and A source note covering Oklahoma report due date, found at law.justia.com and dated August 2026, kept on file
Q and A source note covering 18 O.S. § 2004, found at sos.ok.gov and dated August 2026, kept on file
Q and A source note covering Oklahoma formation fee: Filing fee, found at sos.ok.gov and dated October 2026, kept on file
OK Registered Agent.org pricing page, read November 13, 2026
Mainstay Filing Oklahoma service page, read November 13, 2026
Oklahoma Registered Agent.co pricing page, read November 13, 2026