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National ranking

3 Best Foreign Registration Services (2026): The Quick Answer

The 2026 nationwide ranking of foreign registration services runs Mainstay Filing ($199), CT Registered Agent.org ($199) and Florida Registered Agent.io ($199). Mainstay Filing leads since $199 over the state fee in any state, first agent year free.

LLC Q and A editorial team ·

Reply in brief

Any state
Mainstay Filing
Connecticut filers
CT Registered Agent.org
Florida filers
Florida Registered Agent.io
Other states
State list

Top three, in order

Scoring: method.
1#1

1. Mainstay Filing: best for multi-state owners

$199 plus state fee; renews at $149

Mainstay Filing ranks first nationwide since $199 over the state fee in any state, first agent year free.

Price gap: CT Registered Agent.org is $100 lower over three years, in Connecticut only.

Price covers

  • Registration filing
  • Registered agent, year one free
  • Same service fee in every state

For

  • $199 in all fifty states
  • $149 from year two

Against

  • A one-state company may undercut it at home
Go to Mainstay FilingPartner link. We may earn money if you buy.
2Connecticut pick

2. CT Registered Agent.org: best for Connecticut businesses

$199 plus state fee; renews at $99

#2, CT Registered Agent.org: it charges $199 above the state fee for Connecticut registrations.

It serves Connecticut and no other state.

Price covers

  • Connecticut registration filing
  • Agent service in Connecticut, year one

For

  • Only $99 to renew
  • $99 from year two

Against

  • No coverage outside Connecticut
  • Reports not included
Go to CT Registered Agent.orgPartner link. We may earn money if you buy.
3Florida pick

3. Florida Registered Agent.io: best for Florida businesses

$199 plus state fee; renews at $99

Why Florida Registered Agent.io is third: it charges $199 above the state fee for Florida registrations.

It serves Florida and no other state.

Price covers

  • Florida registration filing
  • Agent service in Florida, year one

For

  • Only $99 to renew
  • $99 from year two

Against

  • No coverage outside Florida
  • Reports not included
Go to Florida Registered Agent.ioPartner link. We may earn money if you buy.

Comparison

#ServiceFirst yearRenewalTotal, 3 yearsCoverage
1Mainstay Filing$199$149/yr$497All statesGo to Mainstay FilingPartner link. We may earn money if you buy.
2CT Registered Agent.org$199$99/yr$397ConnecticutGo to CT Registered Agent.orgPartner link. We may earn money if you buy.
3Florida Registered Agent.io$199$99/yr$397FloridaGo to Florida Registered Agent.ioPartner link. We may earn money if you buy.
Price pages as of November 13, 2026; state fees excluded.

Also asked

Which service works in every state?

Mainstay Filing. Same price in all fifty states; the other two picks are one-state services.

That counts when the LLC adds a second state.

Why list one-state services?

For a company that stays in one state, local can be the lower bill. CT Registered Agent.org is for Connecticut businesses; Florida Registered Agent.io for Florida businesses.

Why is Mainstay Filing #1?

On a national list reach decides, and only one pick works in all fifty states.

Three-year price is weighted 36% and chores removed from your list 26%; three lighter criteria follow. Method

More replies

Which foreign registration services are best in 2026?

In order: Mainstay Filing, CT Registered Agent.org and Florida Registered Agent.io.

How much is a foreign registration service?

Between $199 and $199 before state fees.

What do three years cost?

Mainstay Filing will run $497, CT Registered Agent.org will run $397, Florida Registered Agent.io will run $397, before state fees.

Where is my state's page?

The state list. Every state has its own page with official fees and rules.

Source of the prices?

Published prices, as of November 13, 2026.

Source list

  1. Price page: Mainstay Filing pricing page, accessed November 13, 2026
  2. Price page: CT Registered Agent.org pricing page, accessed November 13, 2026
  3. Price page: Florida Registered Agent.io pricing page, accessed November 13, 2026