TimeZoneHelper for Windows Phone

TimeZoneHelper.cs

using System;
using System.Collections.Generic;
using Newtonsoft.Json;

namespace ScottIsAFool.WindowsPhone.Helpers
{
    public static class TimeZoneHelper
    {
        private const string TimeZonesJson = "[{\"Name\":\"(UTC-12:00) International Date Line West\",\"Offset\":\"-12:00:00\"},{\"Name\":\"(UTC-11:00) Co-ordinated Universal Time-11\",\"Offset\":\"-11:00:00\"},{\"Name\":\"(UTC-10:00) Hawaii\",\"Offset\":\"-10:00:00\"},{\"Name\":\"(UTC-09:00) Alaska\",\"Offset\":\"-09:00:00\"},{\"Name\":\"(UTC-08:00) Baja California\",\"Offset\":\"-08:00:00\"},{\"Name\":\"(UTC-08:00) Pacific Time (US & Canada)\",\"Offset\":\"-08:00:00\"},{\"Name\":\"(UTC-07:00) Arizona\",\"Offset\":\"-07:00:00\"},{\"Name\":\"(UTC-07:00) Chihuahua, La Paz, Mazatlan\",\"Offset\":\"-07:00:00\"},{\"Name\":\"(UTC-07:00) Mountain Time (US & Canada)\",\"Offset\":\"-07:00:00\"},{\"Name\":\"(UTC-06:00) Central America\",\"Offset\":\"-06:00:00\"},{\"Name\":\"(UTC-06:00) Central Time (US & Canada)\",\"Offset\":\"-06:00:00\"},{\"Name\":\"(UTC-06:00) Guadalajara, Mexico City, Monterrey\",\"Offset\":\"-06:00:00\"},{\"Name\":\"(UTC-06:00) Saskatchewan\",\"Offset\":\"-06:00:00\"},{\"Name\":\"(UTC-05:00) Bogota, Lima, Quito\",\"Offset\":\"-05:00:00\"},{\"Name\":\"(UTC-05:00) Eastern Time (US & Canada)\",\"Offset\":\"-05:00:00\"},{\"Name\":\"(UTC-05:00) Indiana (East)\",\"Offset\":\"-05:00:00\"},{\"Name\":\"(UTC-04:30) Caracas\",\"Offset\":\"-04:30:00\"},{\"Name\":\"(UTC-04:00) Asuncion\",\"Offset\":\"-04:00:00\"},{\"Name\":\"(UTC-04:00) Atlantic Time (Canada)\",\"Offset\":\"-04:00:00\"},{\"Name\":\"(UTC-04:00) Cuiaba\",\"Offset\":\"-04:00:00\"},{\"Name\":\"(UTC-04:00) Georgetown, La Paz, Manaus, San Juan\",\"Offset\":\"-04:00:00\"},{\"Name\":\"(UTC-04:00) Santiago\",\"Offset\":\"-04:00:00\"},{\"Name\":\"(UTC-03:30) Newfoundland\",\"Offset\":\"-03:30:00\"},{\"Name\":\"(UTC-03:00) Brasilia\",\"Offset\":\"-03:00:00\"},{\"Name\":\"(UTC-03:00) Buenos Aires\",\"Offset\":\"-03:00:00\"},{\"Name\":\"(UTC-03:00) Cayenne, Fortaleza\",\"Offset\":\"-03:00:00\"},{\"Name\":\"(UTC-03:00) Greenland\",\"Offset\":\"-03:00:00\"},{\"Name\":\"(UTC-03:00) Montevideo\",\"Offset\":\"-03:00:00\"},{\"Name\":\"(UTC-03:00) Salvador\",\"Offset\":\"-03:00:00\"},{\"Name\":\"(UTC-02:00) Co-ordinated Universal Time-02\",\"Offset\":\"-02:00:00\"},{\"Name\":\"(UTC-02:00) Mid-Atlantic - Old\",\"Offset\":\"-02:00:00\"},{\"Name\":\"(UTC-01:00) Azores\",\"Offset\":\"-01:00:00\"},{\"Name\":\"(UTC-01:00) Cape Verde Is.\",\"Offset\":\"-01:00:00\"},{\"Name\":\"(UTC) Casablanca\",\"Offset\":\"00:00:00\"},{\"Name\":\"(UTC) Co-ordinated Universal Time\",\"Offset\":\"00:00:00\"},{\"Name\":\"(UTC) Dublin, Edinburgh, Lisbon, London\",\"Offset\":\"00:00:00\"},{\"Name\":\"(UTC) Monrovia, Reykjavik\",\"Offset\":\"00:00:00\"},{\"Name\":\"(UTC+01:00) Amsterdam, Berlin, Bern, Rome, Stockholm, Vienna\",\"Offset\":\"01:00:00\"},{\"Name\":\"(UTC+01:00) Belgrade, Bratislava, Budapest, Ljubljana, Prague\",\"Offset\":\"01:00:00\"},{\"Name\":\"(UTC+01:00) Brussels, Copenhagen, Madrid, Paris\",\"Offset\":\"01:00:00\"},{\"Name\":\"(UTC+01:00) Sarajevo, Skopje, Warsaw, Zagreb\",\"Offset\":\"01:00:00\"},{\"Name\":\"(UTC+01:00) West Central Africa\",\"Offset\":\"01:00:00\"},{\"Name\":\"(UTC+01:00) Windhoek\",\"Offset\":\"01:00:00\"},{\"Name\":\"(UTC+02:00) Athens, Bucharest\",\"Offset\":\"02:00:00\"},{\"Name\":\"(UTC+02:00) Beirut\",\"Offset\":\"02:00:00\"},{\"Name\":\"(UTC+02:00) Cairo\",\"Offset\":\"02:00:00\"},{\"Name\":\"(UTC+02:00) Damascus\",\"Offset\":\"02:00:00\"},{\"Name\":\"(UTC+02:00) E. Europe\",\"Offset\":\"02:00:00\"},{\"Name\":\"(UTC+02:00) Harare, Pretoria\",\"Offset\":\"02:00:00\"},{\"Name\":\"(UTC+02:00) Helsinki, Kyiv, Riga, Sofia, Tallinn, Vilnius\",\"Offset\":\"02:00:00\"},{\"Name\":\"(UTC+02:00) Istanbul\",\"Offset\":\"02:00:00\"},{\"Name\":\"(UTC+02:00) Jerusalem\",\"Offset\":\"02:00:00\"},{\"Name\":\"(UTC+02:00) Tripoli\",\"Offset\":\"02:00:00\"},{\"Name\":\"(UTC+03:00) Amman\",\"Offset\":\"03:00:00\"},{\"Name\":\"(UTC+03:00) Baghdad\",\"Offset\":\"03:00:00\"},{\"Name\":\"(UTC+03:00) Kaliningrad, Minsk\",\"Offset\":\"03:00:00\"},{\"Name\":\"(UTC+03:00) Kuwait, Riyadh\",\"Offset\":\"03:00:00\"},{\"Name\":\"(UTC+03:00) Nairobi\",\"Offset\":\"03:00:00\"},{\"Name\":\"(UTC+03:30) Tehran\",\"Offset\":\"03:30:00\"},{\"Name\":\"(UTC+04:00) Abu Dhabi, Muscat\",\"Offset\":\"04:00:00\"},{\"Name\":\"(UTC+04:00) Baku\",\"Offset\":\"04:00:00\"},{\"Name\":\"(UTC+04:00) Moscow, St. Petersburg, Volgograd\",\"Offset\":\"04:00:00\"},{\"Name\":\"(UTC+04:00) Port Louis\",\"Offset\":\"04:00:00\"},{\"Name\":\"(UTC+04:00) Tbilisi\",\"Offset\":\"04:00:00\"},{\"Name\":\"(UTC+04:00) Yerevan\",\"Offset\":\"04:00:00\"},{\"Name\":\"(UTC+04:30) Kabul\",\"Offset\":\"04:30:00\"},{\"Name\":\"(UTC+05:00) Ashgabat, Tashkent\",\"Offset\":\"05:00:00\"},{\"Name\":\"(UTC+05:00) Islamabad, Karachi\",\"Offset\":\"05:00:00\"},{\"Name\":\"(UTC+05:30) Chennai, Kolkata, Mumbai, New Delhi\",\"Offset\":\"05:30:00\"},{\"Name\":\"(UTC+05:30) Sri Jayawardenepura\",\"Offset\":\"05:30:00\"},{\"Name\":\"(UTC+05:45) Kathmandu\",\"Offset\":\"05:45:00\"},{\"Name\":\"(UTC+06:00) Astana\",\"Offset\":\"06:00:00\"},{\"Name\":\"(UTC+06:00) Dhaka\",\"Offset\":\"06:00:00\"},{\"Name\":\"(UTC+06:00) Ekaterinburg\",\"Offset\":\"06:00:00\"},{\"Name\":\"(UTC+06:30) Yangon (Rangoon)\",\"Offset\":\"06:30:00\"},{\"Name\":\"(UTC+07:00) Bangkok, Hanoi, Jakarta\",\"Offset\":\"07:00:00\"},{\"Name\":\"(UTC+07:00) Novosibirsk\",\"Offset\":\"07:00:00\"},{\"Name\":\"(UTC+08:00) Beijing, Chongqing, Hong Kong SAR, Urumqi\",\"Offset\":\"08:00:00\"},{\"Name\":\"(UTC+08:00) Krasnoyarsk\",\"Offset\":\"08:00:00\"},{\"Name\":\"(UTC+08:00) Kuala Lumpur, Singapore\",\"Offset\":\"08:00:00\"},{\"Name\":\"(UTC+08:00) Perth\",\"Offset\":\"08:00:00\"},{\"Name\":\"(UTC+08:00) Taipei\",\"Offset\":\"08:00:00\"},{\"Name\":\"(UTC+08:00) Ulaanbaatar\",\"Offset\":\"08:00:00\"},{\"Name\":\"(UTC+09:00) Irkutsk\",\"Offset\":\"09:00:00\"},{\"Name\":\"(UTC+09:00) Osaka, Sapporo, Tokyo\",\"Offset\":\"09:00:00\"},{\"Name\":\"(UTC+09:00) Seoul\",\"Offset\":\"09:00:00\"},{\"Name\":\"(UTC+09:30) Adelaide\",\"Offset\":\"09:30:00\"},{\"Name\":\"(UTC+09:30) Darwin\",\"Offset\":\"09:30:00\"},{\"Name\":\"(UTC+10:00) Brisbane\",\"Offset\":\"10:00:00\"},{\"Name\":\"(UTC+10:00) Canberra, Melbourne, Sydney\",\"Offset\":\"10:00:00\"},{\"Name\":\"(UTC+10:00) Guam, Port Moresby\",\"Offset\":\"10:00:00\"},{\"Name\":\"(UTC+10:00) Hobart\",\"Offset\":\"10:00:00\"},{\"Name\":\"(UTC+10:00) Yakutsk\",\"Offset\":\"10:00:00\"},{\"Name\":\"(UTC+11:00) Solomon Is., New Caledonia\",\"Offset\":\"11:00:00\"},{\"Name\":\"(UTC+11:00) Vladivostok\",\"Offset\":\"11:00:00\"},{\"Name\":\"(UTC+12:00) Auckland, Wellington\",\"Offset\":\"12:00:00\"},{\"Name\":\"(UTC+12:00) Co-ordinated Universal Time+12\",\"Offset\":\"12:00:00\"},{\"Name\":\"(UTC+12:00) Fiji\",\"Offset\":\"12:00:00\"},{\"Name\":\"(UTC+12:00) Magadan\",\"Offset\":\"12:00:00\"},{\"Name\":\"(UTC+12:00) Petropavlovsk-Kamchatsky - Old\",\"Offset\":\"12:00:00\"},{\"Name\":\"(UTC+13:00) Nuku'alofa\",\"Offset\":\"13:00:00\"},{\"Name\":\"(UTC+13:00) Samoa\",\"Offset\":\"13:00:00\"}]";

        public static List<TimeZone> GetTimeZones()
        {
            return JsonConvert.DeserializeObject<List<TimeZone>>(TimeZonesJson);
        }

        public class TimeZone
        {
            [JsonProperty("Name")]
            public string Name { get; set; }

            [JsonProperty("Offset")]
            public TimeSpan Offset { get; set; }
        }
    }


}

Could be useful. Thank you for sharing.