inteltechniques.com
OSINT phone search hub with links and utilities for researching phone numbers across public lookup services.
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aware-online.com
A custom OSINT search tool for investigating national and international telephone numbers. It checks whether a phone number appears in different formats via search engines, with fields for users to fill in. Using the tools redirects to external search engines and websites.
github.com
Bellingcat tool for checking Telegram phone-number exposure and account discovery signals.
github.com
OSINT tool that helps derive possible phone numbers connected to an email using partial number clues.
pikaosint.pages.dev
A curated directory of OSINT tools and resources organized by categories such as username, email, phone, image, social, chat, gaming and location. The page states that it prioritizes highly effective content over quantity and lists only services that can be used for free. It includes dorks and tool entries with usage examples.
phonebook.cz
Phonebook.cz is a lookup tool from Intelligence X that lists domains, email addresses, or URLs for a given input domain. Access requires login through an intelx.io account and a paid license. The service states that it searches 313 billion records.
martinvigo.com
A search engine that accepts a few digits and generates a list of possible valid phone numbers, intended for OSINT needs. The page labels it an advanced valid phone number generator and provides United States state and rate center selections.
pypi.org
Python OSINT tool that checks whether a phone number is linked to accounts on popular online services.
github.com
OSINT framework for finding public information linked to phone numbers, emails, usernames, and other identifiers.
analystresearchtools.com
Analyst Research Tools is a collection of OSINT search links organized by category, including people, PII sites, social media, email, phone number, vehicle and username searches. It provides input forms for names, usernames, emails, phone numbers and other identifiers, alongside search builders, a bulk URL opener and the ability to select or deselect sites.
github.com
Open source OSINT tool for collecting public information from phone numbers and related online identifiers.
epieos.com
OSINT platform for reverse email and phone lookups, helping investigators find public account links and digital traces.
demo.phoneinfoga.crvx.fr
Phone number OSINT tool for finding country, carrier, line details, and public traces connected to a number.
booleanstrings.com
A Boolean Strings blog post describing how Custom Search Engines can search public voter records on voterrecords.com, which holds data for sixteen US states. Records include names, addresses and potentially emails, phone numbers and gender. The site allows searching by name, city, state, party and year of birth, and X-Ray queries can target additional values.
github.com
Phone number OSINT toolkit with multi-API search (Google, GitHub, Numverify, Reddit, DuckDuckGo) and automatic report generation.
intelx.io
Intelligence X provides a collection of free open source intelligence (OSINT) and forensic tools for investigative use. The tools support lookups for emails, domains, IP addresses, Bitcoin addresses, images, usernames, people, phone numbers, locations, files, VINs, and hashes, alongside social media intelligence tools for Facebook, Twitter, LinkedIn, Telegram, and YouTube, plus AI-powered search features. All third-party lookup services open in pop-up tabs, and the provider disclaims responsibility for third-party service results.