Free Tools

Utilities that complement address and phone generation — free, no sign-up.

Address Formatter

Paste a raw address string; auto-detect the country (US, UK, Canada, Australia, Germany), parse street, city, state and postcode, and output a normalized two-line format.

ZIP & Postcode Database

Searchable postcode database for the US ZIP codes, UK postcodes, Canadian postal codes, Australian postcodes and German PLZ: browse cities by country and region.

Area Code Lookup

Look up telephone area codes for US states and Canadian provinces: reverse-search by area code, or browse codes per state/province.

US Tax-Free & Sales Tax Calculator

US sales tax calculator: pick a state and amount to estimate the state-level sales tax; the five tax-free states (AK/DE/MT/NH/OR) show $0 automatically.

International Phone Number Validator & Formatter

Free international phone number validator and formatter. Verify phone numbers across 9 countries (US, UK, Canada, Australia, Germany, France, Singapore, Japan, Hong Kong). Auto-detect country, state/region, tax-free status, line type (mobile/landline/toll-free), convert to E.164/local formats, and view real-time local timezone and business hours.

🧩 Embed this widget

Embed the address generator on your own site with one line (supports a ?country= param):

<iframe src="https://useaddressforge.com/embed/" width="100%" height="420" loading="lazy" style="border:0;border-radius:10px" title="Free address generator"></iframe>

Why these tools?

Developers often need batch, normalized, verifiable address and contact data. We turned the common operations into free online tools, cross-linked with the generators. Each utility covers one real step in the international data pipeline:

Phone Validator & Formatter — validate numbers, format to E.164, lookup area code location, tax-free status and live local timezone
Address Formatter — clean raw address text into structured, normalized two-line format
Postcode Database — browse real-format ZIP / postcode / PLZ ranges by country and region
Area Code Lookup — reverse-search a code, or browse codes per state/province
Tax-Free Calculator — estimate US state sales tax; the five tax-free states show $0

FAQ

Are these tools free?
All free, no registration, no usage limits, and no data uploads — everything runs locally in your browser.
How do these relate to the generator?
The generator creates data; the tools validate and clean it. Generate an address, then format it or check its postcode — a complete loop for address data work.
Do they work on mobile?
Yes. All tools are responsive and work on phones, tablets and desktops.