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LLC Q and AOne question, one reply, one source.

Short reply · Mississippi

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

The 2026 order for foreign registration services in Mississippi is Mainstay Filing ($199), Registered Agent MS.org ($199) and Mississippi Registered Agent.co ($199). State fee: $250. Services over three years: $397 to $497.

LLC Q and A editorial team ·

Quick answers

Fee to the state
$250
Home-state certificate?
Yes (180 day age limit)
After registering
$250, Foreign LLC annual report
Our pick
Mainstay Filing, Registered Agent MS.org then Mississippi Registered Agent.co

Best in Mississippi, in order

Order set by our five criteria, three-year cost first.
1#1 pick

1. Mainstay Filing: best for registering in several states

$199 plus state fee, then $149/yr

Mainstay Filing ranks first since $199 in every state, with the first registered agent year included.

The $100 premium over Registered Agent MS.org across three years buys coverage outside Mississippi.

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

Price covers

  • Registration filing
  • Registered agent, free first year
  • One fee for all fifty states

For

  • $199 over the state fee
  • No registered agent fee in year one
  • Ready for state number three

Against

  • Renewal $50 over Registered Agent MS.org
Open Mainstay FilingPartner link. We may earn money if you buy.
2Mississippi specialist

2. Registered Agent MS.org: best for one extra state

$199 plus state fee, then $99/yr

Registered Agent MS.org ranks second since registration is $199 over the state fee, agent covered in year one, then $99 a year.

Price covers

  • Foreign filing handled
  • Agent for year one

For

  • $99/yr from year two
  • Agent free at the start
  • $199 plus state fee

Against

  • Mississippi only; home state needs another agent
Open Registered Agent MS.orgPartner link. We may earn money if you buy.
3Mississippi specialist

3. Mississippi Registered Agent.co: best for another local option

$199 plus state fee, then $99/yr

Mississippi Registered Agent.co ranks third since registration is $199 over the state fee, agent covered in year one, then $99 a year.

Same published prices as Registered Agent MS.org, so the order between them is close.

Price covers

  • Foreign filing handled
  • Agent for year one

For

  • $199 plus state fee
  • $99/yr from year two
  • Agent free at the start

Against

  • Mississippi only; home state needs another agent
Open Mississippi Registered Agent.coPartner link. We may earn money if you buy.

Comparison

#ServiceYear 1Renewal3-year costCovers
1Mainstay Filing$199$149/yr$497registration filing; registered agent, free first year; one fee for all fifty statesOpen Mainstay FilingPartner link. We may earn money if you buy.
2Registered Agent MS.org$199$99/yr$397foreign filing handled; agent for year oneOpen Registered Agent MS.orgPartner link. We may earn money if you buy.
3Mississippi Registered Agent.co$199$99/yr$397foreign filing handled; agent for year oneOpen Mississippi Registered Agent.coPartner link. We may earn money if you buy.
Prices as of November 13, 2026. State fees are in the checklist below.

Questions and replies

When must an out-of-state LLC register?

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

Unregistered, an LLC may face Mississippi courts will not take its claims (Miss. Code Ann. 79-29-1013(1)); a daily charge of $10.

source of record: sos.ms.gov, confirmed October 2026

Cost to register?

State fee $250; add $199 if someone files for you.

State fees through year three: $750. source of record: sos.ms.gov, confirmed October 2026

Which form, filed where?

Once the Mississippi Secretary of State, Business Services accepts the Application for Registration of Foreign Limited Liability Company (Filing F0200), the LLC is registered.

Attach certificate of good standing or existence no more than 180 days.

Any recurring filing?

A recurring Foreign LLC annual report, at $250.

Deadline per the state: April 15.

What decided #1?

Mainstay Filing scores best on chores removed from your list, which is 26% of the total.

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

Two states in play, so a provider for all states outranks Registered Agent MS.org.

The five criteria

Mississippi registration requirements

ItemRule or amountSource
Fee to register$250source of record: sos.ms.gov, confirmed October 2026
Good standing certificateYes, 180 dayssource of record: sos.ms.gov, confirmed October 2026
Foreign LLC annual report$250source of record: sos.ms.gov, confirmed October 2026
Three-year state total$750Total of the rows above
Rows link to official sources; the final row is our own addition of filing, two reports and any minimum tax.

More replies

Does the home state still need an agent?

Yes: two states, two rule sets. Mainstay Filing works in both; one-state services do not.

Three-year cost of each?

Mainstay Filing will run $497, Registered Agent MS.org will run $397, Mississippi Registered Agent.co will run $397, with state fees on top.

Are the fees official?

State fees come from Mississippi's official documents. Service prices come from each company's price page. Both are dated here.

Do I have to hire one?

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

Can someone register the LLC for me?

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

Who ranks first in Mississippi?

Mainstay Filing: you pay $199 plus Mississippi's fee, nothing for the registered agent in year one, then $149 a year. Behind it: Registered Agent MS.org and Mississippi Registered Agent.co.

Sources

  1. Reference line for Mississippi Secretary of State, Business, drawn from sos.ms.gov and confirmed August 2026, as noted by our editors
  2. Reference line for Mississippi Secretary of State, Business, drawn from sos.ms.gov and confirmed August 2026, as noted by our editors
  3. Reference line for Mississippi yearly filing: Annual report, drawn from sos.ms.gov and confirmed October 2026, as noted by our editors
  4. Reference line for Miss, drawn from sos.ms.gov and confirmed August 2026, as noted by our editors
  5. Reference line for Mississippi registered agent statute, drawn from sos.ms.gov and confirmed October 2026, as noted by our editors
  6. Reference line for Mississippi Secretary of State, Business, drawn from sos.ms.gov and confirmed October 2026, as noted by our editors
  7. Reference line for Business filing fee schedule, drawn from sos.ms.gov and confirmed October 2026, as noted by our editors
  8. Reference line for Start Your Business in Mississippi, drawn from sos.ms.gov and confirmed October 2026, as noted by our editors
  9. Mainstay Filing Mississippi service page, read November 13, 2026
  10. Registered Agent MS.org pricing page, read November 13, 2026
  11. Mississippi Registered Agent.co pricing page, read November 13, 2026