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The Formation Desk

Rankings of registered agents, LLC formation and foreign registration services in all 50 states.

Registered agent picks · Oklahoma

3 Best Registered Agents in Oklahoma (2026)

The The Formation Desk call for registered agents in Oklahoma in 2026: Mainstay Filing ($149 a year), Oklahoma Registered Agent.co ($99 a year) and OK Registered Agent.org ($99 a year), in that order. Mainstay Filing takes the call: $149 for a single agent plan that works in every state, $149 on renewal.
Written by The Formation Desk editorial team
1
Best here

1. Mainstay Filing: best for every state

$149 a year, and it holds on renewal

Editorial score 9.5 out of 10

The desk picks Mainstay Filing: $149 a year for an agent that goes wherever the company does, plus the first three government mailings each year scanned free.

Haven't formed yet? Mainstay's $199-a-year package handles the Oklahoma filing and the annual certificate.

Over three years Mainstay runs $150 more than Oklahoma Registered Agent.co, and the desk thinks the wider coverage is worth it.

In the price

  • A registered office address in any state you file in
  • Scanned service of process delivered the same business day at no cost
  • Free scans for the first three government mailings a year
  • Compliance reminders

Strengths

  • First three government mailings each year, scanned free
  • Free scans of served papers on the same business day
  • $149 a year and it holds on renewal
  • Works for LLCs, corporations, LPs, LLPs and nonprofits alike

Cons

  • $50 a year more than Oklahoma Registered Agent.co for agent service alone
  • On the agent plan you send in your own annual report
Visit Mainstay FilingPartner link. We may earn money if you buy. Mainstay Filing up close
2
Best local option

2. Oklahoma Registered Agent.co: best for the lowest price per year on this list

$99 a year, and it holds on renewal

Editorial score 9.0 out of 10

Runner-up, Oklahoma Registered Agent.co: $99 a year flat, with scans of served legal papers sent to your account.

Your registered office is an in-state street address from Oklahoma Registered Agent.co, and legal papers served on the company are scanned for you.

In the price

  • An in-state street address for the registered office
  • You get online scans of any papers served on the company

Strengths

  • Costs $99 a year, the same each year
  • Also forms LLCs and includes the first agent year
  • Yearly price below Mainstay Filing's

Cons

  • The annual certificate is your job
  • Oklahoma only; you need another agent elsewhere
Visit Oklahoma Registered Agent.coPartner link. We may earn money if you buy. Oklahoma Registered Agent.co up close
3
Local Oklahoma agent

3. OK Registered Agent.org: best for Oklahoma companies

$99 a year, and it holds on renewal

Editorial score 8.7 out of 10

Third, OK Registered Agent.org: $99 a year flat, with scans of served legal papers sent to your account.

OK Registered Agent.org takes the registered office role, using an in-state address and scanning what is served there.

The published prices and features do not separate Oklahoma Registered Agent.co from OK Registered Agent.org; take whichever you like.

In the price

  • The in-state address the state asks you to file
  • Everything served on the company is scanned for you

Strengths

  • $99 a year and it holds on renewal
  • A lower yearly price than Mainstay Filing
  • Formation includes a free first agent year

Cons

  • The annual certificate is your job
  • Oklahoma only; you need another agent elsewhere
Visit OK Registered Agent.orgPartner link. We may earn money if you buy. OK Registered Agent.org up close

The desk's 3 picks in brief

Pick Service Desk score Price a year Renewal Good for Visit
1 Mainstay Filing 9.5 $149 $149/yr One agent that covers every state Visit Mainstay FilingPartner link. We may earn money if you buy.
2 Oklahoma Registered Agent.co 9.0 $99 $99/yr The lowest yearly price we rank here Visit Oklahoma Registered Agent.coPartner link. We may earn money if you buy.
3 OK Registered Agent.org 8.7 $99 $99/yr The lowest yearly price we rank here Visit OK Registered Agent.orgPartner link. We may earn money if you buy.

A score out of 10 here is editorial judgment built on the criteria explained on How we rank, not an average of customer ratings.

What a Oklahoma registered agent costs in 2026: year one, renewal and the three-year bill

Service Year one Year two Year three Bill over three years Price holds on renewal
Mainstay Filing $149 $149 $149 $447 Yes
Oklahoma Registered Agent.co $99 $99 $99 $297 Yes
OK Registered Agent.org $99 $99 $99 $297 Yes

Every price here was read off the company's own pages on November 12, 2026. Oklahoma charges the same state fees whichever agent you name.

Why it falls this way

Here is the weighting: 33% for spend over three years, 33% for work the price removes, 34% spread over what renewal looks like, fit with the state and plain price display. In Oklahoma, work the price removes made the call.

Mainstay's agent plan brings more to the table: served papers are scanned the same business day for nothing, one price in all fifty states and three government mailings a year scanned free. Oklahoma Registered Agent.co is cheaper, and it was close.

The full criteria and weights are on How we rank.

Oklahoma registered agent rules straight from Oklahoma Secretary of State (official)

Every LLC must name a registered agent with an in-state street address. The address has to be a street address in Oklahoma, at a business office that is open during regular business hours. P.O. boxes are not accepted. The law behind it: 18 O.S. § 2010.

Oklahoma's annual certificate: what it costs, when it is due, who gets the notice

Oklahoma LLCs send in the annual certificate every year, due anniversary date of the filing of the Articles of Organization. The state's fee is $25. Notices about it land with your registered agent.

Oklahoma registered agent: reader questions

Do you need a registered agent to run an Oklahoma LLC?

You do. Oklahoma wants a registered agent on file for every LLC, and the agent must have a street address in the state.

What should you expect to pay a Oklahoma registered agent?

Plan on $99 to $149 a year, and the price holds when it renews.

Could you serve as your own registered agent?

You can if the state's rules allow it. The LLC itself, an Oklahoma resident, or a corporation, LLC or partnership formed in Oklahoma or qualified there.

When does the Oklahoma annual certificate have to go in?

Get it in by anniversary date of the filing of the Articles of Organization. The state's cut is $25.

Which registered agents did the desk rank here?

Mainstay Filing ($149 a year), Oklahoma Registered Agent.co ($99 a year) and OK Registered Agent.org ($99 a year), best pick first.

Who is our pick for registered agent in Oklahoma?

Mainstay Filing, since $149 a year, and it holds on renewal, with papers served on the company scanned the same business day for free.

Related pages

Where the numbers came from

  1. Oklahoma Secretary of State, Business Filing Department, last checked August 2026
  2. Oklahoma Secretary of State, Business Filing Department, last checked August 2026
  3. Oklahoma report due date, last checked August 2026
  4. 18 O.S. § 2004, last checked August 2026
  5. Oklahoma formation fee: Filing fee, official source, last checked October 2026
  6. Mainstay Filing: Oklahoma service page, as of November 12, 2026
  7. Oklahoma Registered Agent.co: pricing and service pages, as of November 12, 2026
  8. OK Registered Agent.org: pricing and service pages, as of November 12, 2026