Telephone & Email Lookup Directory

Reverse Phone Lookup — Who Is Calling?

Reverse phone lookup allows you to enter a phone number and retrieve the registered name, carrier, and location. This is especially useful for identifying spam calls, unknown callers, or numbers left in voicemail.

• FCC Consumer Guide – Stop Unwanted Calls — Official government resource on reporting spam calls and blocking robocallers.
• National Do Not Call Registry (FTC) — Register your number or verify registration to reduce telemarketer calls.
• Numverify — Free phone number validation API and lookup (carrier, location, line type).
• Truecaller — Crowd-sourced caller ID covering hundreds of millions of numbers globally.
• CocoFinder Reverse Phone Lookup — Free reverse lookup aggregating public data sources.

Phone Directory & People Search

Traditional white-pages directories have moved online. The resources below aggregate public records, social media, and opt-in data to help locate contact information for individuals.

• Whitepages.com — Search by name, address, or phone for basic contact info. Premium reports available for deeper background data.
• 411.com — Classic white-pages-style directory search by name and city.
• Yellow Pages — Business phone and address directory.
• AnyWho — AT&T-powered white pages and yellow pages search.

Privacy note: You may opt out of major data aggregators by visiting each company's opt-out page. The Privacy Rights Clearinghouse maintains a data-broker opt-out guide.

Email Address Lookup & Verification

Verifying an email address before contacting someone — or before importing a list — reduces bounce rates and confirms legitimacy. The tools below range from basic syntax checks to full deliverability verification.

• Hunter.io Email Verifier — Free checks for syntax, domain health, mailbox existence, and catch-all server detection.
• VerifyEmailAddress.org — Real-time SMTP verification of individual addresses.
• MxToolbox Email Header Analyzer — Parse email headers to trace the origin server and detect spoofing.
• Have I Been Pwned — Check whether an email address has appeared in a known data breach.

Caller ID & Spam Reporting

Several federal agencies and non-profit organizations maintain registries for reporting and tracking spam calls and text messages.

• FTC ReportFraud.ftc.gov — Report unwanted calls, robocalls, and phone scams to the FTC.
• FCC Consumer Complaint Center — File complaints about unwanted calls and texts.
• US Spam Database — Community-reported spam numbers.
• Nomorobo — Real-time blacklist of robocall numbers; free for VoIP services.