# What does USPhonebook use?

USPhonebook (usphonebook.com) shows public evidence of 16 tools, according to runsonwhat (last checked 2026-10-31).

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | DNS records, Website code |  |
| [Amazon Web Services](https://www.runsonwhat.com/reverse/aws) | Hosting & Cloud | Website code |  |

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Font Awesome](https://www.runsonwhat.com/reverse/fontawesome) | Media & UI | Website code |  |

## Data & Observability

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Analytics](https://www.runsonwhat.com/reverse/ga) | Analytics | Website code |  |
| [Google Tag Manager](https://www.runsonwhat.com/reverse/gtm) | Analytics | Website code |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Meta Pixel](https://www.runsonwhat.com/reverse/meta-pixel) | Ads & Pixels | DNS verification records |  |
| [Zendesk](https://www.runsonwhat.com/reverse/zendesk) | Support & Docs | Email records, Website code |  |
| [Ahrefs](https://www.runsonwhat.com/reverse/ahrefs) | Marketing | DNS verification records |  |
| [Google AdSense](https://www.runsonwhat.com/reverse/google-adsense) | Ads & Pixels | Website code |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records, Email records, Website code |  |
| [reCAPTCHA](https://www.runsonwhat.com/reverse/recaptcha) | Security & Compliance | Website code |  |
| [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | Email records |  |
| [Amazon SES](https://www.runsonwhat.com/reverse/ses) | Email Delivery | Email records, Website code |  |
| [GlobalSign](https://www.runsonwhat.com/reverse/globalsign) | Security & Compliance | DNS verification records |  |

## FAQ

### What tools does USPhonebook use?

As of October 2026, runsonwhat has found 16 tools at USPhonebook (usphonebook.com) in public records. Edge & Hosting: Cloudflare and Amazon Web Services. Application: Font Awesome. Data & Observability: Google Analytics and Google Tag Manager. Go-to-market: Meta Pixel, Zendesk and Ahrefs. Company Ops: Microsoft 365, reCAPTCHA and SendGrid. Last checked October 31, 2026.

### What cloud does USPhonebook run on?

USPhonebook uses Amazon Web Services for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found Amazon Web Services through Amazon Web Services code on usphonebook.com. Amazon Web Services is used by 146,182 companies runsonwhat tracks.

### What email provider does USPhonebook use?

USPhonebook uses Microsoft 365 for email and office software, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365 and email records. Microsoft 365 is used by 715,553 companies runsonwhat tracks.

### What does USPhonebook use for customer support?

USPhonebook uses Zendesk for customer support and documentation, according to runsonwhat (October 2026). runsonwhat found Zendesk through email records that authorize Zendesk and code on usphonebook.com. Zendesk is used by 42,432 companies runsonwhat tracks.

### What analytics tools does USPhonebook use?

USPhonebook uses Google Analytics for analytics, alongside Google Tag Manager, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on usphonebook.com. Google Analytics is used by 898,943 companies runsonwhat tracks.

### What marketing software does USPhonebook use?

USPhonebook uses Ahrefs for marketing, according to runsonwhat (October 2026). runsonwhat found Ahrefs through a DNS verification record for Ahrefs. Ahrefs is used by 23,847 companies runsonwhat tracks.

### Does USPhonebook use Cloudflare?

Yes. runsonwhat found Cloudflare at USPhonebook through DNS records that point at Cloudflare and code on usphonebook.com. Cloudflare is a CDN & Edge tool used by 714,126 companies runsonwhat tracks.

### How does runsonwhat know what USPhonebook uses?

runsonwhat reads public records only. Of the 16 tools at USPhonebook, 6 were found through code on usphonebook.com, 6 through DNS records, 3 through email records and 1 through website configuration files. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and usphonebook.com about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/usphonebook.com (updated October 2026). Counts are companies with direct public evidence of the tool (DNS records, certificates, website code, a real-browser crawl, subprocessor lists), so they are lower bounds. Methodology: https://www.runsonwhat.com/methodology.