Numscope

Numscope とは？

Numscope is a simple, fast, and free Carrier Lookup API built for developers, telecom companies, SMS platforms, VoIP providers, and verification services. Instantly determine the carrier behind a phone number using a clean REST API, secure API keys, generous rate limits. Instant carrier detection, country, number type, formatting, timezones and batch lookups. Sub-second, developer-first phone number intelligence API.