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The explanation · Pennsylvania

3 Best Registered Agents in Pennsylvania (2026), Explained

When you need registered agents in Pennsylvania, our 2026 recommendation, best to last, is PA Registered Agent.org ($99 a year), Pennsylvania Registered Agent.co ($99 a year) and Mainstay Filing ($149 a year). An agent runs $99 to $149 in year one, which adds up to $297 to $447 across three years.
Formation Explained editorial team

Summary

Must you have one?
Handled differently here
Official term
Registered agent
Cost per year
$99 to $149 each year
Our picks in order
PA Registered Agent.org, Pennsylvania Registered Agent.co then Mainstay Filing

Pennsylvania: the ranked picks

Ranked using five checks described on our method page.
1 Top recommendation

1. PA Registered Agent.org: best for budget-minded owners

$99 in year one and $99 when renewed

Why PA Registered Agent.org? It charges $99 a year, renewing at $99, for an LLC that remains in Pennsylvania.

A lower three-year total than Mainstay Filing gives it the lead for a company that stays put.

Includes

  • An in-state office address
  • Legal mail scanned and posted

Points in its favor

  • $99 per year
  • Costs less each year than Mainstay Filing

Where it falls short

  • Nothing outside this state
  • Annual report is up to you
2 Single-state option

2. Pennsylvania Registered Agent.co: best for local support

$99 in year one and $99 when renewed

Our second recommendation, Pennsylvania Registered Agent.co, earns it since it charges $99 a year, renewing at $99, for an LLC that remains in Pennsylvania.

With the same prices as PA Registered Agent.org, this is a near tie.

Includes

  • An in-state office address
  • Legal mail scanned and posted

Points in its favor

  • Costs less each year than Mainstay Filing
  • $99 per year

Where it falls short

  • Nothing outside this state
  • Annual report is up to you
3 Takes you across states

3. Mainstay Filing: best for companies in more than one state

$149 in year one and $149 when renewed

Mainstay Filing takes the third slot: the price is $149 a year wherever the LLC is registered.

That $150 gap over three years explains why it ranks below PA Registered Agent.org.

Includes

  • A street address in the state
  • Three government mailings a year scanned at no charge
  • Not just LLCs: corporations, LPs, LLPs and nonprofits too

Points in its favor

  • $149 per year with no increase
  • Usable wherever the LLC registers

Where it falls short

  • $50 more a year than PA Registered Agent.org
  • You still file the yearly report

Comparison table

#ProviderOpening priceEach year afterTotal, 3 yearsCovers
1 PA Registered Agent.org $99$99/yr$297An in-state office address; legal mail scanned and posted Go to PA Registered Agent.orgPartner link. We may earn money if you buy.
2 Pennsylvania Registered Agent.co $99$99/yr$297An in-state office address; legal mail scanned and posted Go to Pennsylvania Registered Agent.coPartner link. We may earn money if you buy.
3 Mainstay Filing $149$149/yr$447A street address in the state; three government mailings a year scanned at no charge; Not just LLCs: corporations, LPs, LLPs and nonprofits too Go to Mainstay FilingPartner link. We may earn money if you buy.
Prices were read on November 13, 2026. The state's own fees are in the requirements section below.

What owners want to know

Does the law insist on a registered agent?

Pennsylvania requires a registered office (a Pennsylvania street address or a Commercial Registered Office Provider), not an agent.

Legal basis: 15 Pa.C.S. § 8825. legis.state.pa.us · verified October 2026

Can just anyone act as agent?

Pennsylvania does not require a registered agent. Every LLC keeps a registered office instead: an actual street address in Pennsylvania, or a Commercial Registered Office Provider named in its place by a company without a Pennsylvania address.

An owner who qualifies can serve without paying anyone.

What do agents cost?

Prices start at $99 to $149 a year and total $297 to $447 for three.

The state fees are the same whoever you name.

Why does the state require one?

It accepts lawsuits and official state mail for the LLC at an address in Pennsylvania.

The point is that nothing important gets overlooked while you are away. Understanding service of process

What recurs apart from the agent?

Plan on $7 every year for the annual report. The state sets the deadline as September 30; put it in your calendar.

pa.gov · verified October 2026

Why is the order what it is?

PA Registered Agent.org leads on what three years cost, a criterion that carries 34% of the weight.

Five criteria set the order: what three years cost (34%), how much work the price handles (28%), prices spelled out (16%), renewal terms (12%) and reach beyond one state (10%).

Picking PA Registered Agent.org leaves $150 in your pocket after three years compared with Mainstay Filing.

See the full method

Checklist for Pennsylvania, with sources

RequirementFee or ruleWhere it comes from
Fee to file the LLC$125pa.gov · verified October 2026
Registered agentHandled differently herelegis.state.pa.us · verified October 2026
Annual report$7 every yearpa.gov · verified October 2026
Years one to three, state fees$139Computed from the lines above
To reach the three-year line we add the filing, two years of reports and any minimum tax. Publication and similar variable costs are excluded.

Additional questions

Can I serve as the agent myself?

Yes. The state does not require a named agent to begin with.

What kind of address does the agent need?

The address has to be an actual street address or rural route box number in Pennsylvania. A P.O. box alone is not accepted.

What is the three-year price of each?

PA Registered Agent.org at $297, Pennsylvania Registered Agent.co at $297, Mainstay Filing at $447

What are the figures based on?

Pennsylvania's official documents supply the state fees, and the companies' price pages supply the service fees.

Is hiring anyone mandatory?

No law demands one. A service is a convenience.

Who would you hire first in Pennsylvania?

PA Registered Agent.org, because $99 a year gets an agent located in the state. Then Pennsylvania Registered Agent.co and Mainstay Filing.

Documents and pricing pages behind this page

  1. Pennsylvania Department of State, Bureau via pa.gov, as of August 2026
  2. Pennsylvania Department of State, Bureau via pa.gov, as of August 2026
  3. 15 Pa.C.S. § 8821 via pa.gov, as of August 2026
  4. Pennsylvania formation fee: Filing fee via pa.gov, as of October 2026
  5. Pennsylvania registered agent statute via legis.state.pa.us, as of October 2026
  6. PA Registered Agent.org, pricing page, accessed November 13, 2026
  7. Pennsylvania Registered Agent.co, pricing page, accessed November 13, 2026
  8. Mainstay Filing, Pennsylvania service page, accessed November 13, 2026