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State reply · Iowa

3 Best Foreign Registration Services in Iowa (2026), Ranked

Best foreign registration services in Iowa for 2026: Iowa Registered Agent.co ($199), IA Registered Agent.org ($199) and Mainstay Filing ($199), ranked in that order. Every pick pays Iowa $100; service fees run $397 to $497 across three years.

LLC Q and A editorial team ·

At a glance

State registration fee
$100
Home-state certificate?
Required (90 days max age)
Following
$30, biennial report
Pick
Iowa Registered Agent.co, IA Registered Agent.org then Mainstay Filing

Best in Iowa, in order

Scoring is explained on the method page.
1#1 pick

1. Iowa Registered Agent.co: best for registering in just this state

Service $199 plus $100 to the state; agent renewal $99

Reason for Iowa Registered Agent.co at the top: registration is $199 over the state fee, agent covered in year one, then $99 a year.

Lower three-year cost than Mainstay Filing, and cost is the heaviest criterion.

Price covers

  • Foreign filing handled
  • First-year agent included

For

  • $199 plus state fee
  • Year-one agent included
  • Agent renews at $99

Against

  • Nothing outside this state
Go to Iowa Registered Agent.coPartner link. We may earn money if you buy.
2Iowa specialist

2. IA Registered Agent.org: best for another local option

Service $199 plus $100 to the state; agent renewal $99

Second: IA Registered Agent.org, because registration is $199 over the state fee, agent covered in year one, then $99 a year.

Same published prices as Iowa Registered Agent.co, so the order between them is close.

Price covers

  • Foreign filing handled
  • First-year agent included

For

  • Agent renews at $99
  • $199 plus state fee
  • Year-one agent included

Against

  • Nothing outside this state
Go to IA Registered Agent.orgPartner link. We may earn money if you buy.
3All fifty states

3. Mainstay Filing: best for registering in several states

Service $199 plus $100 to the state; agent renewal $149

Third: Mainstay Filing, because you pay $199 plus Iowa's fee, nothing for the registered agent in year one, then $149 a year.

A $100 three-year gap to Iowa Registered Agent.co explains the lower place.

No registered agent fee in year one; $149 a year from year two.

Price covers

  • Out-of-state registration filed
  • Registered agent, free first year
  • One fee for all fifty states

For

  • Same fee in every state
  • No registered agent fee in year one
  • $199 plus Iowa's fee

Against

  • Agent renews at $149, $50 above Iowa Registered Agent.co
Go to Mainstay FilingPartner link. We may earn money if you buy.

Comparison

#ServiceYear 1Per year after3-year costIncludes
1Iowa Registered Agent.co$199$99/yr$397foreign filing handled; First-year agent includedGo to Iowa Registered Agent.coPartner link. We may earn money if you buy.
2IA Registered Agent.org$199$99/yr$397foreign filing handled; First-year agent includedGo to IA Registered Agent.orgPartner link. We may earn money if you buy.
3Mainstay Filing$199$149/yr$497Out-of-state registration filed; registered agent, free first year; one fee for all fifty statesGo to Mainstay FilingPartner link. We may earn money if you buy.
Service fees only, from company price pages read November 13, 2026. State fees are identical for every pick.

Key questions

When must an out-of-state LLC register?

Register with the Iowa Secretary of State, Business Services first; do business in Iowa second.

Unregistered, an LLC may face Iowa courts will not take its claims (Iowa Code 489.902).

sos.iowa.gov (October 2026) is the source of record

What does registering cost?

State fee $100; add $199 if someone files for you.

Three-year state total, registration included: $130. sos.iowa.gov (October 2026) is the source of record

Which form, filed where?

Once the Iowa Secretary of State, Business Services accepts the Limited Liability Company Foreign Registration Statement (Form 635_0010), the LLC is registered.

Attach certificate of existence (good standing) from the state or country of formation issued in the last 90 days.

Any recurring filing?

Expect the biennial report ($30).

Deadline per the state: January 1 to April 1 of each odd-numbered year.

Why this order?

Winning criterion for Iowa Registered Agent.co: three-year price, weighted 36%.

Two criteria dominate: three-year price (36%) and chores removed from your list (26%).

Iowa Registered Agent.co: $397 for three years, $100 below Mainstay Filing.

The five criteria

Iowa: registration requirements, sourced

ItemRule or amountOfficial page
Registration fee$100sos.iowa.gov (October 2026) is the source of record
Good standing certificateRequired, 90 dayssos.iowa.gov (October 2026) is the source of record
Biennial report$30sos.iowa.gov (October 2026) is the source of record
Three-year state total$130Total 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.

Also asked

Is an agent needed at home too?

Yes. Each state has its own rule. Mainstay Filing serves both from one account.

What do the picks cost over three years?

Totals over three years: Iowa Registered Agent.co at $397, IA Registered Agent.org at $397, Mainstay Filing at $497, before state fees.

Are the fees official?

Official Iowa sources for the state side, published prices for the service side.

Do I have to hire one?

No. Owners can file directly. A service saves time and can act as agent.

Does a service file it?

Yes, every pick files it, and the state fee is the same for all.

Best foreign registration service in Iowa?

Rank Iowa Registered Agent.co ahead of IA Registered Agent.org and Mainstay Filing.

Source list

  1. Q and A source note covering Iowa Secretary of State, Business, found at help.sos.iowa.gov and dated August 2026, kept on file
  2. Q and A source note covering Iowa Secretary of State, Business, found at help.sos.iowa.gov and dated August 2026, kept on file
  3. Q and A source note covering Iowa report due date, found at legis.iowa.gov and dated August 2026, kept on file
  4. Q and A source note covering Iowa Code § 489.201, found at legis.iowa.gov and dated August 2026, kept on file
  5. Q and A source note covering Iowa formation fee: Filing fee, found at legis.iowa.gov and dated October 2026, kept on file
  6. Q and A source note covering Iowa registered agent statute, found at legis.iowa.gov and dated October 2026, kept on file
  7. Q and A source note covering Iowa Secretary of State, business, found at sos.iowa.gov and dated October 2026, kept on file
  8. Q and A source note covering LLC Foreign Registration Statement, Form, found at sos.iowa.gov and dated October 2026, kept on file
  9. Q and A source note covering Iowa Code 489.902, registration requirement, found at legis.iowa.gov and dated October 2026, kept on file
  10. Q and A source note covering Iowa Code 489.905, activities that, found at legis.iowa.gov and dated October 2026, kept on file
  11. Q and A source note covering Iowa Secretary of State, certificate, found at sos.iowa.gov and dated October 2026, kept on file
  12. Q and A source note covering Iowa Code 489.902, registration to, found at legis.iowa.gov and dated November 2026, kept on file
  13. Q and A source note covering Iowa Code 490.1502, registration of, found at legis.iowa.gov and dated November 2026, kept on file
  14. Iowa Registered Agent.co pricing page, read November 13, 2026
  15. IA Registered Agent.org pricing page, read November 13, 2026
  16. Mainstay Filing Iowa service page, read November 13, 2026