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Plain talk · Mississippi

3 Best Foreign Registration Services in Mississippi (2026), Plainly

In Mississippi for 2026, we like Mississippi Registered Agent.co ($199), Mainstay Filing ($199) and Registered Agent MS.org ($199), ranked from first to last. You'll pay the state $250 to register whoever files, plus $397 to $497 in service fees across three years.
From the LLC Plainly editorial team

The gist

Fee to register
$250
Attach a certificate?
Needed (180 days old, tops)
Later on
$250, Foreign LLC annual report
Who we like
Mississippi Registered Agent.co, Mainstay Filing then Registered Agent MS.org

Our Mississippi picks

The order comes from our five checks: three-year cost first, then how much the price covers.
Start here

1. Mississippi Registered Agent.co: best for a budget registration

First year $199 (state's $250 separate); $99 after

We'd use Mississippi Registered Agent.co in Mississippi. You pay $199 with the first agent year included and $99 yearly afterward.

With a lower three-year cost than Mainstay Filing, it comes first for a company that stays put.

Your money buys

  • Your Mississippi registration, filed
  • Year-one registered agent

The good

  • A free agent year at the start
  • $99 a year from year two
  • $199 on top of the state's fee

Trade-offs

  • You'll need another company for your home state
Any state you add

2. Mainstay Filing: best for LLCs expanding state by state

First year $199 (state's $250 separate); $149 after

Number 2 is Mainstay Filing: it charges $199 plus state fees and waives the registered agent for the first year.

Three years here cost $100 above Mississippi Registered Agent.co.

Once the free year is up, the registered agent renews at $149.

Your money buys

  • Application prepared and sent
  • Registered agent, no charge the first year
  • Fifty states, one fee

The good

  • Registers you for $199
  • No agent charge the first year
  • It's the same fee in every state

Trade-offs

  • You'd pay $50 a year more for the agent
Local to Mississippi

3. Registered Agent MS.org: best for a low agent renewal

First year $199 (state's $250 separate); $99 after

Why Registered Agent MS.org third? Honestly, you pay $199 with the first agent year included and $99 yearly afterward.

Its prices match Mississippi Registered Agent.co exactly, so either one works.

Your money buys

  • Your Mississippi registration, filed
  • Year-one registered agent

The good

  • A free agent year at the start
  • $199 on top of the state's fee
  • $99 a year from year two

Trade-offs

  • You'll need another company for your home state

The numbers side by side

#CompanyFirst yearAfter year oneOver three yearsWhat you get
1Mississippi Registered Agent.co$199$99/yr$397Your Mississippi registration, filed; Year-one registered agentSee what Mississippi Registered Agent.co offersPartner link. We may earn money if you buy.
2Mainstay Filing$199$149/yr$497application prepared and sent; registered agent, no charge the first year; fifty states, one feeSee what Mainstay Filing offersPartner link. We may earn money if you buy.
3Registered Agent MS.org$199$99/yr$397Your Mississippi registration, filed; Year-one registered agentSee what Registered Agent MS.org offersPartner link. We may earn money if you buy.
Prices as of November 13, 2026. Your state's own fees are in the checklist below.

Questions and answers

Is registering required for my out-of-state LLC?

An out-of-state LLC signs up with the Mississippi Secretary of State, Business Services first and does business in Mississippi afterward.

If you skip registering, you could face it can't bring a lawsuit in Mississippi until it registers (Miss. Code Ann. 79-29-1013(1)); a fine for every day of $10.

official: sos.ms.gov, October 2026

How much will registering cost?

$250 goes to the state, and a service costs $199 on top.

Over three years the state itself takes $750, counting any recurring report. official: sos.ms.gov, October 2026

Which form do I file, and where?

Once the Mississippi Secretary of State, Business Services approves the Application for Registration of Foreign Limited Liability Company (Filing F0200), you're registered.

Attach certificate of good standing or existence from the past 180 days.

What keeps the registration active?

Foreign LLC annual report, and the cost is $250.

The due date reads: April 15.

What's behind the ranking?

Mississippi Registered Agent.co is strongest on cost across three years, which counts for 33% of our score.

33% of the score is cost across three years, 31% is work taken off your hands, and three smaller checks split ties.

Mississippi Registered Agent.co's three-year total of $397 undercuts Mainstay Filing by $100.

The five checks

Mississippi requirements, with sources

ItemDetailsCheck it
State filing fee$250official: sos.ms.gov, October 2026
Home-state certificateNeeded, 180 daysofficial: sos.ms.gov, October 2026
Foreign LLC annual report$250official: sos.ms.gov, October 2026
Three-year state total$750Rows above, totaled
The bottom row isn't a state figure. It's our total of the filing fee, the next two reports and the minimum tax, if the state has one.

Also worth knowing

Is one agent enough for both states?

Most likely yes. A national provider can look after the home state and this one together.

What's the three-year total for each?

Over three years you'd pay $397 at Mississippi Registered Agent.co, $497 at Mainstay Filing, $397 at Registered Agent MS.org for the services alone.

Where did you get these numbers?

Every state fee links to its official page. Every service price is read from the company's own site.

Does the state make me use a service?

It's your call. You can file on your own if you meet the rules on this page.

Is filing included in what they sell?

Yes, because filing is what these companies sell, and the state fee stays put.

Who do you like best in Mississippi?

Mississippi Registered Agent.co, because the service fees come to $397 across three years. After that, Mainstay Filing and Registered Agent MS.org.

Sources, with dates

  1. Mississippi Secretary of State, Business (sos.ms.gov), last confirmed August 2026
  2. Mississippi Secretary of State, Business (sos.ms.gov), last confirmed August 2026
  3. Mississippi yearly filing: Annual report (sos.ms.gov), last confirmed October 2026
  4. Miss (sos.ms.gov), last confirmed August 2026
  5. Mississippi registered agent statute (sos.ms.gov), last confirmed October 2026
  6. Mississippi Secretary of State, Business (sos.ms.gov), last confirmed October 2026
  7. Business filing fee schedule (sos.ms.gov), last confirmed October 2026
  8. Start Your Business in Mississippi (sos.ms.gov), last confirmed October 2026
  9. Mississippi Registered Agent.co's pricing page, as of November 13, 2026
  10. Mainstay Filing's Mississippi service page, as of November 13, 2026
  11. Registered Agent MS.org's pricing page, as of November 13, 2026