3 Best Foreign Registration Services in Iowa (2026): Prices Tracked
Our 2026 watchlist puts Iowa Registered Agent.co ($199), IA Registered Agent.org ($199) and Mainstay Filing ($199) at the top for foreign registration services in Iowa, listed in that order. Registering in Iowa costs $100 at the state, and the services add $397 to $497 across three years.
Tracked by the Filing Price Watch editorial team
Ordered by:
Order = 37% cost, 29% filings covered, and three lighter measures (details)
Iowa in numbers
What the state charges to register$100sos.iowa.gov (pulled October 2026, noted here)
First-year price range$199Service fees alone
What three years cost$397 to $497Opening year and two more
Government charges over 3 years$130Left out of the ordering
Totals cross inLines stay apartSame order for ten years
Iowa: best value first
Prices come from each company's own pricing. Add the $100 state fee separately.
#Ordered byPrice in year 1Price at renewalThree-year spend
1
First place
1. Iowa Registered Agent.co: best for the smallest agent bill
Starts at $199; later years $99
Price in year 1$199
Price after year 1$99/yr
Three-year spend$397
First on the watchlist is Iowa Registered Agent.co. Filing in Iowa through this service starts at $199 and moves to $99 for the agent.
A lower three-year total than Mainstay Filing earns it first place, since cost counts most.
Price covers
Registration paperwork filed
A year of agent service to begin with
Holds up
Starts at $199
A small $99 renewal
First agent year included
Weak spots
A second provider is needed at home
2
Built for Iowa
2. IA Registered Agent.org: best for a nearby provider
Starts at $199; later years $99
Price in year 1$199
Price after year 1$99/yr
Three-year spend$397
IA Registered Agent.org places second. Filing in Iowa through this service starts at $199 and moves to $99 for the agent.
It costs the same as Iowa Registered Agent.co.
Price covers
Registration paperwork filed
A year of agent service to begin with
Holds up
A small $99 renewal
Starts at $199
First agent year included
Weak spots
A second provider is needed at home
3
National
3. Mainstay Filing: best for adding states as you grow
Starts at $199; later years $149
Price in year 1$199
Price after year 1$149/yr
Three-year spend$497
Mainstay Filing takes spot 3 because registration in Iowa for $199 plus state fees, with the first agent year paid.
Over three years it runs $100 higher than Iowa Registered Agent.co.
Once the free year ends, the agent charges $149 a year.
Three years of state charges means one filing, two reports and any minimum tax. We list open-ended costs such as publication but keep them out of the total.
How first place was won
Iowa Registered Agent.co wins on tracked three-year cost, a 37% measure, with IA Registered Agent.org close behind.
Iowa Registered Agent.co lands at $397 in the three-year column, $100 lower than Mainstay Filing.
Iowa foreign LLC registration fee and rules, as written by the state
To register: the Limited Liability Company Foreign Registration Statement (Form 635_0010) to the Iowa Secretary of State, Business Services, with $100. You must also supply certificate of existence (good standing) from the state or country of formation not older than 90 days.
Skipping the registration may bring Iowa courts refusing its claims (Iowa Code 489.902).
Source wording: sos.iowa.gov (pulled October 2026, noted here)
Skipping the service
$130 in state fees is the lowest the three years can cost. The list shows what each service puts on top ($397 to $497).
Frequently asked
How much does it cost to register a foreign LLC with Iowa?
$100 as the official fee, and these services add $199.
What do these services cost over three years?
$397 to $497 in service fees, before state fees.
What form registers the LLC?
The registration is Limited Liability Company Foreign Registration Statement (Form 635_0010), filed with the Iowa Secretary of State, Business Services.
Does Iowa ask for a certificate from the home state?
Yes, no more than 90 days old: certificate of existence (good standing) from the state or country of formation.
What recurring filing comes after registration?
It is the biennial report, at $30.
In what year does one service become pricier than another?
They do not cross within ten years, so no service overtakes another.
Which foreign registration service is the best value for Iowa?
Iowa Registered Agent.co is first, IA Registered Agent.org second, and Mainstay Filing third.