Quick answer: a registered agent is the state-facing legal contact for your US company. It is not a virtual mailbox, not a virtual office, and not automatic proof of operating address for banks or payment platforms.
Registered agent, mailbox, office, and owner address fields do different jobs.
- Pick the address by the exact form field, not by the marketing label on a provider plan.
- When a platform asks for proof, check its current document and address rules before submitting.
When non-US founders need one
If you form in a US state where you do not maintain your own compliant physical presence, you normally use a commercial registered agent. The agent receives service of process and certain official notices. You still need a separate mail and address strategy for routine company operations.
Decision table
| Need | Use | Do not confuse with |
|---|---|---|
| State legal notices | Registered agent | Virtual mailbox |
| Routine mail | Mailbox or mail forwarding provider | Service of process |
| Business-center presence | Virtual office | Registered agent compliance |
| Banking/KYB review | Provider-specific documents | Any generic address claim |
What not to do
- Do not assume registered agent service includes all business mail.
- Do not use the registered agent address in every platform field without checking the label.
- Do not choose a provider only by first-year price; check renewal price and cancellation rules.
- Do not ignore privacy, forwarding, and state annual report needs.
Providers to compare
Northwest Registered Agent
registered agent service and privacy-focused formation support
Northwest is useful for registered agent and formation support, but a registered agent address is not a universal business, banking, or platform address.
doola
formation plus compliance and bookkeeping-adjacent support paths
doola can support company setup and compliance workflows, but founders still need to verify tax facts, documents, banking eligibility, and platform rules.
Bizee
budget-sensitive US LLC formation comparison
Bizee can be useful for formation cost comparison, but add-ons, registered agent renewals, EIN help, and compliance needs should be checked before purchase.