ipwhois API alternatives
IP geolocation with country, city, coordinates, ISP, timezone and flag data. If it doesn't fit your project, here are the 10 best free Geocoding APIs to use instead in 2026, out of 110 in the directory.
For reference, ipwhois API: No API key needed · Fast: 226 ms response · Callable from the browser (CORS).
- 1

administrative-divisons-db API
Online · 745 msGet all administrative divisions of a country.
- No API key needed
- Callable from the browser (CORS)
- HTTPS
No authHTTPSCORS - 2

HackMyIP API
Online · 1047 msIP geolocation, ISP and privacy/VPN scoring, email breach checks, DNS and WHOIS lookups.
- No API key needed
- Callable from the browser (CORS)
- HTTPS
No authHTTPSCORS - 3
ipapi.co API
Online · 780 msFind IP address location information.
- No API key needed
- Callable from the browser (CORS)
- HTTPS
No authHTTPSCORS - 4

LatLng API
Online · 431 msGeocoding, reverse geocoding, places, and static maps.
- No API key needed
- Callable from the browser (CORS)
- HTTPS
No authHTTPSCORS - 5
Moradas API
Online · 519 msPortuguese address autocomplete and 7-digit postal codes (CP7).
- No API key needed
- Callable from the browser (CORS)
- HTTPS
No authHTTPSCORS - 6

Nominatim API
Online · 637 msProvides worldwide forward / reverse geocoding.
- No API key needed
- Callable from the browser (CORS)
- HTTPS
No authHTTPSCORS - 7

PostalCodeCheck API
Online · 515 msCity, region and coordinates for 887,000+ postal codes across 95 countries.
- No API key needed
- Callable from the browser (CORS)
- HTTPS
No authHTTPSCORS - 8
Postali API
Online · 570 msMexico Zip Codes API. A free geocoding API by Postali.
- No API key needed
- Callable from the browser (CORS)
- HTTPS
No authHTTPSCORS - 9
Postcodes.io API
Online · 626 msPostcode lookup & Geolocation for the UK.
- No API key needed
- Callable from the browser (CORS)
- HTTPS
No authHTTPSCORS - 10

REST Countries API
Online · 1028 msGet information about countries via a RESTful API.
- No API key needed
- Callable from the browser (CORS)
- HTTPS
No authHTTPSCORS
ipwhois API vs alternatives
| API | API key | HTTPS | CORS | Uptime | Response | Rating |
|---|---|---|---|---|---|---|
| No | Yes | Yes | Up | 226 ms | Not rated | |
| No | Yes | Yes | Up | 745 ms | Not rated | |
| No | Yes | Yes | Up | 1047 ms | Not rated | |
| No | Yes | Yes | Up | 780 ms | Not rated | |
| No | Yes | Yes | Up | 431 ms | Not rated | |
| No | Yes | Yes | Up | 519 ms | Not rated | |
| No | Yes | Yes | Up | 637 ms | Not rated | |
| No | Yes | Yes | Up | 515 ms | Not rated | |
| No | Yes | Yes | Up | 570 ms | Not rated |
See also: best Geocoding APIs · all Geocoding APIs
ipwhois API alternatives FAQ
What is the best free alternative to the ipwhois API in 2026?
The top-ranked free alternatives to the ipwhois API are administrative-divisons-db API, HackMyIP API and ipapi.co API, all in the Geocoding category. Rankings combine access (API key, HTTPS, CORS), daily uptime checks and developer ratings.
How many Geocoding APIs are similar to the ipwhois API?
The directory lists 110 other free Geocoding APIs. This page compares the top ones side by side.