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Foreign LLC guide · Oklahoma

Oklahoma Foreign LLC Registration (2026): Fees and the 3 Best Services

Short answer for Oklahoma in 2026: OK Registered Agent.org ($199), Mainstay Filing ($199) and Oklahoma Registered Agent.co ($199), in that order. Oklahoma charges $300 to register a foreign LLC and $25 for its yearly report, which ranks 31st of 50.
State Filing Data research desk

Official Oklahoma figures

of 50 states for foreign LLCs

Counted from the least expensive. Compare states

Registration fee

$300

October 2026: sos.ok.gov

Yearly report

$25

Annual certificate

Home-state certificate

60 days

No older than this

Three-year state fees

$350

Model: register plus two years of reports

Services we'd use in Oklahoma

Weights: 35% three-year service fees, 30% filings covered, 30% the rest (methodology).

Top of our list

1. OK Registered Agent.org: best for one extra state

$199 + state fee · agent $99/yr from year two

OK Registered Agent.org gets our first slot: $199 over the state fee to register, then $99 a year.

Cost decides it: over three years it charges less than Mainstay Filing.

What you pay for

  • Foreign registration filing
  • A year of agent service

For

  • Agent included for year one
  • Then $99 a year
  • $199 over the state fee

Against

  • Covers Oklahoma only
Widest coverage

2. Mainstay Filing: best for one price in any state

$199 + state fee · agent $149/yr from year two

Second on our list, Mainstay Filing: it files the Oklahoma registration for $199 over the state fee and includes year one of agent service.

OK Registered Agent.org undercuts it by $100 over three years, which is why it sits lower here.

Agent service after year one: $149 a year, any state.

What you pay for

  • Registration prepared and filed
  • Registered agent, free for the first year
  • Any state, same fee

For

  • One price for any state
  • No agent fee in year one
  • $199 + state fee

Against

  • OK Registered Agent.org's agent renews for $50 less
In-state

3. Oklahoma Registered Agent.co: best for a low agent renewal

$199 + state fee · agent $99/yr from year two

Pick 3, Oklahoma Registered Agent.co: $199 over the state fee to register, then $99 a year.

OK Registered Agent.org and this service publish identical prices.

What you pay for

  • Foreign registration filing
  • A year of agent service

For

  • Then $99 a year
  • Agent included for year one
  • $199 over the state fee

Against

  • Covers Oklahoma only

Oklahoma picks compared

#ServiceYear oneFrom year twoThree-year service fees
1 OK Registered Agent.org $199$99/yr$397
Visit OK Registered Agent.org Partner link. We may earn money if you buy.
2 Mainstay Filing $199$149/yr$497
Visit Mainstay Filing Partner link. We may earn money if you buy.
3 Oklahoma Registered Agent.co $199$99/yr$397
Visit Oklahoma Registered Agent.co Partner link. We may earn money if you buy.

Service prices from each company's own pages, read November 12, 2026. Oklahoma's $300 registration fee comes on top.

Oklahoma foreign LLC cost calculator

Choose a service and a period; the calculator adds the state's fees to the service fees.

OK Registered Agent.org, 3 years: $747 ($350 to the state, $397 to the service).

Oklahoma next to similar states

RankStateThree-year foreign LLC fees
28th New Hampshire$300
30th Washington$320
31st Oklahoma$350
32nd Georgia$355
33rd Florida$402.50

Full ranking: Foreign LLC fees by state. 1st is the least expensive.

The Oklahoma filing for out-of-state LLCs

Out-of-state LLCs register with the Oklahoma Secretary of State, Business Filing Department using the Application for Registration (Foreign Limited Liability Company) (SOS Form 0081) ($300). The state also wants certificate of good standing, existence or fact, dated within 60 days.

Recurring filing: annual certificate ($25), anniversary of the registration date.

What to have ready

  • Certificate of good standing, existence or fact, issued within 60 days.
  • Name and formation date exactly as on the home-state record.
  • A Oklahoma registered agent; every service on this page provides it.
  • The $300 filing fee.

The cost of not registering

First consequence: no access to the courts as a plaintiff until it registers (18 O.S. 2048(A)). Contracts it signed still hold (18 O.S. 2048(B)).

Why OK Registered Agent.org is first

The split between OK Registered Agent.org and Mainstay Filing sits in service fees over three years, which carries 35%.

OK Registered Agent.org's three-year service fees: $397 ($100 under Mainstay Filing).

Questions

How much does it cost to register a foreign LLC in Oklahoma?

$300 at the state office. Our picks add $199.

Which form registers a foreign LLC in Oklahoma?

File Application for Registration (Foreign Limited Liability Company) (SOS Form 0081) with the Oklahoma Secretary of State, Business Filing Department.

Do I need a certificate from my home state?

Yes: certificate of good standing, existence or fact, dated within 60 days of filing.

What does a foreign LLC file after registering?

The annual certificate, $25.

What if the LLC does business there without registering?

First consequence: no access to the courts as a plaintiff until it registers (18 O.S. 2048(A)). Contracts it signed still hold (18 O.S. 2048(B)).

Is a registered agent needed there?

Every LLC must name a registered agent with an in-state street address.

Who should file the registration?

OK Registered Agent.org, Mainstay Filing and Oklahoma Registered Agent.co, in that order.

More for this state

Sources

  1. Oklahoma Secretary of State, Business Filing Department. sos.ok.gov. Checked August 2026.
  2. Oklahoma Secretary of State, Business Filing Department. sos.ok.gov. Checked August 2026.
  3. Oklahoma report due date. law.justia.com. Checked August 2026.
  4. 18 O.S. § 2004. sos.ok.gov. Checked August 2026.
  5. Oklahoma formation fee: Filing fee, official source. sos.ok.gov. Checked October 2026.
  6. Procedures for registering a foreign LLC. sos.ok.gov. Checked October 2026.
  7. 18 O.S. § 2049, transacting business. oscn.net. Checked October 2026.
  8. Oklahoma Statutes Title 18, foreign LLC necessity of. oklegislature.gov. Checked November 2026.
  9. New Hampshire Secretary of State, LLC forms and. sos.nh.gov. Checked October 2026.
  10. Form FLLC-1. sos.nh.gov. Checked October 2026.
  11. RSA 304-C:174, activities that do not count. gc.nh.gov. Checked October 2026.
  12. RSA 304-C:175, registration. gc.nh.gov. Checked October 2026.
  13. RSA 304-C:191, fees. gc.nh.gov. Checked October 2026.
  14. Washington SOS, register a foreign LLC online. sos.wa.gov. Checked October 2026.
  15. Washington SOS, fee schedules and priority services. sos.wa.gov. Checked October 2026.
  16. RCW 23.95.520, activities that are not doing business. app.leg.wa.gov. Checked October 2026.
  17. RCW 23.95.505, consequences of not registering. app.leg.wa.gov. Checked October 2026.
  18. RCW 23.95.510, foreign registration statement. app.leg.wa.gov. Checked October 2026.
  19. Washington SOS, registered agents. sos.wa.gov. Checked October 2026.
  20. Georgia Secretary of State, how to register a. sos.ga.gov. Checked October 2026.
  21. Form CD 241, application for certificate of authority. sos.ga.gov. Checked October 2026.
  22. Corporations Division filing fees. sos.ga.gov. Checked October 2026.
  23. Corporations Division FAQ. sos.ga.gov. Checked October 2026.
  24. Form CD 555, application for withdrawal. sos.ga.gov. Checked October 2026.
  25. Form CR2E027, foreign LLC application. form.sunbiz.org. Checked October 2026.
  26. Florida Statutes 605.0902, certificate of authority. flsenate.gov. Checked October 2026.
  27. Florida Statutes 605.0905, activities that are not transacting. flsenate.gov. Checked October 2026.
  28. Florida Statutes 605.0904, consequences of transacting business without. flsenate.gov. Checked October 2026.
  29. Form CR2E057, withdrawal. form.sunbiz.org. Checked October 2026.
  30. Sunbiz LLC fees. dos.fl.gov. Checked October 2026.
  31. OK Registered Agent.org (pricing page), read on November 12, 2026
  32. Mainstay Filing (Oklahoma service page), read on November 12, 2026
  33. Oklahoma Registered Agent.co (pricing page), read on November 12, 2026