im-angular-validators/lib/interfaces/country-config.interface.d.ts

This library will help you with lots of already written mostly used validators for Angular 2+ applications.

import { IMCountryEnum } from '../enums/country.enum';
export interface IMCountryConfigInterface {
    country: IMCountryEnum;
    countryName: string;
    iso: string;
    capital: string;
    phoneNumber: IMCountryPhoneNumberConfigInterface;
    postCodePattern: string;
    postCodeExample: number | string;
}
export interface IMCountryPhoneNumberConfigInterface {
    callingCode: number;
    afterCodeNumbersLength: number;
    example: number;
}