3 Best Foreign Registration Services (2026) and Why
For a foreign registration service that works anywhere in 2026, we pick Mainstay Filing ($199), Massachusetts Registered Agent.co ($199) and OH Registered Agent.org ($199), in that order. The reason Mainstay Filing leads: the fee is a flat $199 in every state, agent included for year one.
Order set by five tests. A state pick is the best fit for businesses in that state.
#1First choice
1. Mainstay Filing: best for any state at all
Service fee $199, renewing at $149, plus the state fee
First place goes to Mainstay Filing, because the fee is a flat $199 in every state, agent included for year one.
Does it cost the least? No: Massachusetts Registered Agent.co comes in $100 lower over three years, but only in Massachusetts.
What is bundled
Registration filing
Same service fee in every state
Pluses
Does not charge more by state: $199
$149 in year two and after
Downsides
Costs more than a one-state service
#2Massachusetts fit
2. Massachusetts Registered Agent.co: best for Massachusetts businesses
Service fee $199, renewing at $99, plus the state fee
Massachusetts Registered Agent.co is number two, because an out-of-state LLC can register in Massachusetts with it for $199, first agent year included.
Massachusetts is all it covers.
What is bundled
Massachusetts registration filing
Agent service in Massachusetts, year one
Pluses
Renewal of $99 beats Mainstay Filing
$99 in year two and after
Downsides
Limited to Massachusetts
You file the report yourself
#3Ohio fit
3. OH Registered Agent.org: best for Ohio businesses
Service fee $199, renewing at $99, plus the state fee
Why OH Registered Agent.org third? Simply put, an out-of-state LLC can register in Ohio with it for $199, first agent year included.
Service fees only, prices read November 13, 2026. Add your state's own fees, which depend on where you file.
Common questions
Do any of the picks work nationwide?
Only Mainstay Filing. The state picks stay within their own state.
That matters when the LLC registers in a second state.
When should I pick a local service?
For one state, a local plan may be the lower bill. Massachusetts Registered Agent.co is the answer for Massachusetts businesses; OH Registered Agent.org for Ohio businesses.
What put the top pick on top?
It is the only pick that works everywhere.
The biggest weights are three-year price (36%) and paperwork covered (29%). Three smaller tests settle the rest. Read the process
More answers
Who should I hire as a foreign registration service in 2026?
Mainstay Filing, Massachusetts Registered Agent.co and OH Registered Agent.org, ranked in that order.
How much does a foreign registration service cost?
Our picks start at $199 and top out at $199, with the state fee on top.
What are the three-year totals?
Mainstay Filing $497; Massachusetts Registered Agent.co $397; OH Registered Agent.org $397, before state fees.
Where are my state's rules?
The state pages show official fees and rules, with sources.
Where are the prices from?
From each company's pricing page, read November 13, 2026.