import { getSupportedRegionCodes } from "https://deno.land/x/phonenumber@v3.4.0/index.d.ts";
Module
x/phonenumber/index.d.ts>getSupportedRegionCodes
Google's libphonenumber pre-compiled with the closure compiler
x/phonenumber/index.d.ts>getSupportedRegionCodes
import { getSupportedRegionCodes } from "https://deno.land/x/phonenumber@v3.4.0/index.d.ts";