Post Box Inc

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<title>Post Box Inc | San Francisco, CA · reviews &amp; AI Score · Local AI Registry</title>
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# Local AI Registry

> The public record of what AI assistants say about local businesses. Every entry checked, scored, and kept current.

Local AI Registry is the editorial, never-sponsored record of what local
businesses are known for, and whether AI assistants actually recommend them.
We score every local business the same way and rank them: website, reviews,
AI visibility, and more. Eight signals, one number from 0 to 100. The heaviest
is whether AI can retrieve you at all.

## Read these first

- [Local AI Registry](https://localairegistry.com): AI assistants now decide which local business to recommend.
- [Methodology](https://localairegistry.com/methodology): Eight signals, one number from 0 to 100.
- [Leaderboards](https://localairegistry.com/leaderboards): Browse AI Score leaderboards by state, city, and category.
- [About](https://localairegistry.com/about): The honest record of who AI recommends.
- [Pricing](https://localairegistry.com/pricing): Four levels of presence, from a free registry entry to being the answer AI gives first in your market.
- [Journal](https://localairegistry.com/journal): How AI assistants decide which local businesses to recommend, and what owners can do about it.

## Business pages

- [Sitemap](https://localairegistry.com/sitemap.xml): Every business page on the registry, with the day each was last updated.
- Every business page has a markdown copy at its own address with `.md` on the end. The copy holds the same facts, marks and sources as the page, in the page's order: the photos with their captions, the team and their licenses, the reviews summary, and the questions locals asked with the replies. The page names it in its head and its HTTP `Link` header.

# Post Box Inc, San Francisco: a mailbox rental service in San Francisco (2026 guide)

Source: Local AI Registry, https://localairegistry.com/biz/ca/san-francisco/post-box-inc-san-francisco-ca. Free to reuse with a link back.

By Steve Lee, founder and CEO of Local AI Registry. Fact-checked against 5 sources. Updated 2026-10-11. Owner review: not yet.

Canonical: https://localairegistry.com/biz/ca/san-francisco/post-box-inc-san-francisco-ca

## Photos

- ![Photo 1](https://localairegistry.com/api/photo?src=https%3A%2F%2Fseoaesthetic-assets.sfo3.cdn.digitaloceanspaces.com%2Fphotos%2Fcmspg0uuw002vyem9m91abuw2%2F0.jpg)
- ![Photo 2](https://localairegistry.com/api/photo?src=https%3A%2F%2Fseoaesthetic-assets.sfo3.cdn.digitaloceanspaces.com%2Fphotos%2Fcmspg0uuw002vyem9m91abuw2%2F1.jpg)
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## In short

Post Box Inc is a mailbox rental service in San Francisco, CA. Its AI Score is 37 of 100, which is poor.

Every fact on this page carries one of three marks: Confirmed (from their website, Google Business Profile, review sites, licensing boards, or measured by Local AI Registry), Visitor submitted (added by a person, with a date and how they know), or AI guess (what AI engines like Gemini and ChatGPT are saying, not confirmed by anyone). Every mark points to a reference at the end of this page.


## Key facts

| Fact | Value |
| --- | --- |
| Type | Mailbox rental service |
| Address | 1592 Union St, San Francisco, CA 94123, USA |
| Hours | Mon to Fri 8:30 AM to 7:30 PM · Sat 10 AM to 4 PM · Sun 10 AM to 2 PM |
| Phone | (415) 929-7727 |
| Owner | Nothing found |
| Rating | 3.9 across 47 reviews on Google |
| Known for | Post Box Inc is primarily known for its live scan and fingerprinting services in San Francisco, though customer experiences indicate significant issues with reliability and service quality. |
| Prices | Nothing found |
| Quietest time | Nothing found |
| Parking | Nothing found |
| Last verified | September 18, 2026, 5:05 PM |


## All the details

Every row is something the owner can add or correct. Each one is marked Confirmed, Visitor submitted or AI guess, with where it came from.

| Group | Fact | Value | Mark | Evidence |
| --- | --- | --- | --- | --- |
| Location info | Address | 1592 Union St, San Francisco, CA 94123, USA | Confirmed | Google Business Profile, checked Aug 11, 2026 |
| Location info | Description | 1592 Union St, San Francisco, CA 94123 | Confirmed | Google Business Profile, checked Aug 11, 2026 |
| Location info | Hours | Mon to Fri 8:30 AM to 7:30 PM · Sat 10:00 AM to 4:00 PM · Sun 10:00 AM to 2:00 PM | Confirmed | Google Business Profile, checked Aug 11, 2026 |
| Location info | Name | Post Box Inc | Confirmed | Google Business Profile, checked Aug 11, 2026 |
| Location info | Phone | (415) 929-7727 | Confirmed | Google Business Profile, checked Aug 11, 2026 |
| Hours | Monday | 8:30 AM to 7:30 PM | Confirmed | Google Business Profile, checked Aug 11, 2026 |
| Hours | Tuesday | 8:30 AM to 7:30 PM | Confirmed | Google Business Profile, checked Aug 11, 2026 |
| Hours | Wednesday | 8:30 AM to 7:30 PM | Confirmed | Google Business Profile, checked Aug 11, 2026 |
| Hours | Thursday | 8:30 AM to 7:30 PM | Confirmed | Google Business Profile, checked Aug 11, 2026 |
| Hours | Friday | 8:30 AM to 7:30 PM | Confirmed | Google Business Profile, checked Aug 11, 2026 |
| Hours | Saturday | 10:00 AM to 4:00 PM | Confirmed | Google Business Profile, checked Aug 11, 2026 |
| Hours | Sunday | 10:00 AM to 2:00 PM | Confirmed | Google Business Profile, checked Aug 11, 2026 |
| Services | Service | Live scan fingerprinting | Confirmed | Business website, checked Sep 18, 2026 |
| Services | Service | Mailbox rentals | Confirmed | Business website, checked Sep 18, 2026 |
| Services | Service | Notary public | Confirmed | Business website, checked Sep 18, 2026 |
| Services | Service | Package shipping | Confirmed | Business website, checked Sep 18, 2026 |
| Links | Website | http://www.postboxsanfrancisco.com/ | Confirmed | Google Business Profile, checked Aug 11, 2026 |


## Services and prices

These are the 4 services Post Box offers, with the price where we have one and where it came from.

| Service | Price | Price mark | Price evidence | Service mark |
| --- | --- | --- | --- | --- |
| Mailbox rentals |  |  |  | Confirmed |
| Live scan fingerprinting |  |  |  | Confirmed |
| Notary public |  |  |  | Confirmed |
| Package shipping |  |  |  | Confirmed |


### Known for

Post Box Inc is primarily known for its live scan and fingerprinting services in San Francisco, though customer experiences indicate significant issues with reliability and service quality.


## The team

Nothing found


## Visiting Post Box

Address: 1592 Union St, San Francisco, CA 94123, USA. Phone: (415) 929-7727. Hours: Mon to Fri 8:30 AM to 7:30 PM · Sat 10 AM to 4 PM · Sun 10 AM to 2 PM. (Confirmed, Google Business Profile, checked August 11, 2026 at 7:01 PM.)


### Location info from Google Business Profile

Business description, written by Post Box on its Google Business Profile: "1592 Union St, San Francisco, CA 94123"


### When to go

Busy times not read yet, back on Scan Day.


### Parking and getting in

Nothing found


### Nearby

| Place | Type | Distance |
| --- | --- | --- |
| Dork Eats | Cafe | 1 min walk |
| Motoring Coffee | Coffee shop | 1 min walk |
| Union St & Van Ness Ave | Bus stop | 2 min walk |
| Van Ness Ave & Union St | Bus stop | 2 min walk |
| Union St & Van Ness Ave | Bus station | 2 min walk |
| Union St & Van Ness Ave | Bus stop | 2 min walk |


## Reputation

3.9 average across 47 reviews: Google 25. (Confirmed, read August 11, 2026.)

Post Box Inc struggles with reliability and customer service, overshadowing its few positive interactions and services. (AI guess, from 47 reviews.)


### What people like

- Fast live scan/fingerprint service
- Peppina helps with everything
- Helpful and nice staff


### What people do not like

- Long waits due to inconsistent hours
- Hostile interactions with staff
- Lost mail and disorganization


### Press

No press story about Post Box found yet.


### Awards

None named yet.


### Directories

Listed on 2 of the 23 directories we checked.

| Directory | Listed |
| --- | --- |
| Alignable | Not listed |
| Angi | Not listed |
| Apple Maps | Listed |
| BBB | Not listed |
| Birdeye | Not listed |
| Brownbook | Not listed |
| Chamber of Commerce | Not listed |
| Cylex | Not listed |
| DexKnows | Not listed |
| Facebook | Not listed |
| Foursquare | Not listed |
| Hotfrog | Not listed |
| Manta | Not listed |
| MapQuest | Listed |
| MerchantCircle | Not listed |
| Nextdoor | Not listed |
| Superpages | Not listed |
| Thumbtack | Not listed |
| Trustpilot | Not listed |
| Tupalo | Not listed |
| Yellowbook | Not listed |
| Yellow Pages | Not listed |
| Yelp | Not listed |


## Recent updates from Post Box

Post Box hasn't posted an update here yet.


## Questions people ask


### Post Box or P.O. Plus?

No answer yet


### cheaper than this place in San Francisco without it being sketchy?

No answer yet


### what time does Post Box in San Francisco actually open?

No answer yet


### Anything this place is known for doing well?

No answer yet


### discounts for coming back, is that a thing

No answer yet


### last update from here was when?

No answer yet


### are prices in San Francisco higher than everywhere else

No answer yet


### killing time on Union, any ideas

No answer yet


### does Post Box ever have cancellations

No answer yet


### Booking here, how does it work?

No answer yet


### best mailbox rental service in San Francisco

No answer yet


### Worth the hype at Post Box?

No answer yet


### is there parking at Post Box or is it street only?

No answer yet


### genuinely, what is good about this one

No answer yet


### Downsides nobody puts in a five star review?

No answer yet


### do I need to fill anything in beforehand

No answer yet


## What AI gets wrong about Post Box

We ask Gemini and ChatGPT about Post Box. These are the answers that disagree with the record.

ChatGPT and Gemini, read by Local AI Registry on Oct 11, 2026.

No capture has disagreed with the record yet.


## The AI Score: 37 of 100

The AI Score measures how likely AI engines are to recommend a business, and how accurately. San Francisco mailbox rental services run 22 to 50. Fair starts at 45, good at 65. Post Box scores 37, above the San Francisco average of 33. The same method scores every business on the registry.

| Signal | Weight | Score | What it measures | Post Box |
| --- | --- | --- | --- | --- |
| Retrieval grounding | 26 | 50 | Whether you appear in the ranked results AI retrieves and cites: AI-Overview citations, organic top-10 for your money queries, and the Bing index ChatGPT leans on. | Fair |
| Off-property attestation | 20 | 40 | Volume and consistency of what others say about you: YouTube mentions, branded web mentions, third-party “best-of” lists. The cause of retrievability. | Poor |
| AI visibility | 14 | 8 | Whether ChatGPT, Gemini, Perplexity, and AI Overviews name you, and whether they name you for the right service. | Named in 1 of 13 answers that recommended anyone. 15 more named nobody, which is not a loss and is not scored. |
| Reviews & response | 12 | 80 | The star average is only one input. We also read volume, velocity, the specificity of review language, and response cadence. Specific reviews are what AI quotes verbatim. | Good |
| Backlink & citation authority | 8 | 52 | Domain authority and editorial quality of the sources that attest to you. | Fair |
| Google Business Profile | 8 | 90 | Required and recommended fields; update cadence. The listing AI pulls from first. | Good |
| Speed & mobile | 7 | 48 | Core Web Vitals at the 75th percentile, on a real phone. | Fair |
| Content freshness & schema | 5 | 0 | Crawl recency, intent alignment, valid JSON-LD, canonicals. | Poor |

Full method: https://localairegistry.com/methodology


## How AI decides what to tell you about a mailbox rental service

When you ask ChatGPT, Gemini or Google about a local business, the AI doesn't visit it. It reads what's already written about it: the business's website, its Google Business Profile, review sites, news stories and directories like this one. Then it repeats what those sources agree on.

That's why AI gets small facts wrong. If Yelp says a place is open Mondays and the website says it isn't, the AI has to pick one. The table above shows the answers that disagree with the record today.

The more sources agree, and the more specific they are, the more confidently AI recommends a business. A review that names who helped and what they did tells an AI far more than one that says "great place."


## How to choose a mailbox rental service in California, with or without AI

A few checks take ten minutes and tell you more than any rating.

- Check that the hours and phone number match on Google, Yelp and the business's own website. Mismatches are how people end up at a locked door.
- Read reviews that name a person and what they did. Vague praise is easy to fake.
- Look for recent reviews and recent posts. A page nobody has touched in a year may not match the business today.
- Ask for the price before you go, and ask what it includes.
- Where the work needs a license, ask whose license it is and look it up with California.


## How to read the marks on this page

- Confirmed (solid circle): from a known source. The business website, its Google Business Profile, review sites like Yelp, Healthgrades and RealSelf, a licensing board, or measured by Local AI Registry.
- Visitor submitted (hollow circle): added or corrected by a person, with the date and how they know, like a phone call or a visit.
- AI guess (hollow triangle): what AI engines are saying right now. Nobody has confirmed it.


## About the author

Steve Lee is the founder and CEO of Local AI Registry and sets its editorial standards. He is a former Google executive in Search and a former Microsoft executive, with more than 20 years in digital: search, local discovery, and how people find businesses online. He is based in Irvine.

- Expertise: search at Google and Microsoft, AI search, answer engine optimization, generative engine optimization, local SEO, structured data and entity mapping.
- Industry: medical aesthetics, injectables, med spa operations and marketing.
- Disclosure: Local AI Registry sells services to business owners, including Post Box if it claims this page. That does not change what this page says. Every fact carries its source.


## Entity map

Every person, place, organization and treatment named on this page, with a stable ID and a public reference. The JSON-LD below connects them to each other.

| Entity | Type | ID on this page | Same as | Relationship to Post Box |
| --- | --- | --- | --- | --- |
| Post Box Inc | LocalBusiness | #business | http://www.postboxsanfrancisco.com/ | Subject of this page |
| San Francisco, California | City | #city | Nothing found | City Post Box is in |
| Local AI Registry | Organization | #publisher | https://localairegistry.com | Publisher of this page |
| Steve Lee | Person | #author | https://localairegistry.com/team | Author of this page |


## Topical map

Where this page sits in the registry. It's one profile among the mailbox rental services in San Francisco, linked to the lists and towns around it.


### Lists

- Best mailbox rental services in San Francisco: https://localairegistry.com/leaderboards/ca/san-francisco/mailbox-rental-service
- Best businesses in San Francisco: https://localairegistry.com/leaderboards/ca/san-francisco


### Nearby

- /los-angeles: https://localairegistry.com/leaderboards/ca/los-angeles
- /san-jose: https://localairegistry.com/leaderboards/ca/san-jose
- /san-diego: https://localairegistry.com/leaderboards/ca/san-diego
- /irvine: https://localairegistry.com/leaderboards/ca/irvine
- /fresno: https://localairegistry.com/leaderboards/ca/fresno
- /palo-alto: https://localairegistry.com/leaderboards/ca/palo-alto


### Every list

- Every leaderboard in California: https://localairegistry.com/leaderboards/ca


## Frequently asked questions


### What is AI search optimization for local business?

Getting a business named when a neighbor asks ChatGPT, Gemini, or Perplexity for a recommendation. Some call it AI SEO, some call it generative engine optimization. Traditional SEO fights for ten blue links; this fights for the one answer an assistant says out loud. The AI Score on this page measures the eight signals that drive it.


### What is Local AI Registry?

The public record of how AI sees local business. We score every business we list by one published method, we keep the questions people ask about it in one place, and we never sell rank. Looking up any business here is free.


### How does this page help a business get recommended by AI?

Assistants read public pages before they answer. This one states what the business does, what people ask about it, and what the Record answers, in one place a machine can read. Correcting what is wrong here changes what an assistant repeats next.


### Who writes the answers here?

Registry AI writes the first answer under every question, from the Record and the public sources named beneath it. Neighbors write the rest under pseudonyms. A registered owner can reply as the business, and their reply says so.


### I own Post Box Inc. How do I fix something or rank higher?

Register the page. It is free, it takes about five minutes, and it lets you correct the Record and reply as the business. Nothing on this page is for sale, so the only thing that moves the score is the work.


## References


### Sources cited

- [1] Google Business Profile, https://www.google.com/maps/place/?q=place_id:ChIJsRZBtsKAhYARRR0jR9mlmDU (accessed Aug 11, 2026)
- [2] postboxsanfrancisco.com, https://www.postboxsanfrancisco.com/live-scan-fingerprinting (accessed Sep 18, 2026)
- [3] postboxsanfrancisco.com, https://www.postboxsanfrancisco.com/mailbox-rentals (accessed Sep 18, 2026)
- [4] postboxsanfrancisco.com, https://www.postboxsanfrancisco.com/notary-public (accessed Sep 18, 2026)
- [5] postboxsanfrancisco.com, https://www.postboxsanfrancisco.com/package-shipping (accessed Sep 18, 2026)