International phone numbers prefix in <select>

gistfile1.txt

<select name="numero-prefixe" id="side-widget-phone-prefix">
	<option value="+93">🇦🇫 +93</option>
	<option value="+358">🇦🇽 +358</option>
	<option value="+355">🇦🇱 +355</option>
	<option value="+213">🇩🇿 +213</option>
	<option value="+1684">🇦🇸 +1684</option>
	<option value="+376">🇦🇩 +376</option>
	<option value="+244">🇦🇴 +244</option>
	<option value="+1264">🇦🇮 +1264</option>
	<option value="+672">🇦🇶 +672</option>
	<option value="+1268">🇦🇬 +1268</option>
	<option value="+54">🇦🇷 +54</option>
	<option value="+374">🇦🇲 +374</option>
	<option value="+297">🇦🇼 +297</option>
	<option value="+61">🇦🇺 +61</option>
	<option value="+43">🇦🇹 +43</option>
	<option value="+994">🇦🇿 +994</option>
	<option value="+1242">🇧🇸 +1242</option>
	<option value="+973">🇧🇭 +973</option>
	<option value="+880">🇧🇩 +880</option>
	<option value="+1246">🇧🇧 +1246</option>
	<option value="+375">🇧🇾 +375</option>
	<option value="+32">🇧🇪 +32</option>
	<option value="+501">🇧🇿 +501</option>
	<option value="+229">🇧🇯 +229</option>
	<option value="+1441">🇧🇲 +1441</option>
	<option value="+975">🇧🇹 +975</option>
	<option value="+591">🇧🇴 +591</option>
	<option value="+387">🇧🇦 +387</option>
	<option value="+267">🇧🇼 +267</option>
	<option value="+47">🇧🇻 +47</option>
	<option value="+55">🇧🇷 +55</option>
	<option value="+246">🇮🇴 +246</option>
	<option value="+673">🇧🇳 +673</option>
	<option value="+359">🇧🇬 +359</option>
	<option value="+226">🇧🇫 +226</option>
	<option value="+257">🇧🇮 +257</option>
	<option value="+855">🇰🇭 +855</option>
	<option value="+237">🇨🇲 +237</option>
	<option value="+1">🇨🇦 +1</option>
	<option value="+238">🇨🇻 +238</option>
	<option value="+345">🇰🇾 +345</option>
	<option value="+236">🇨🇫 +236</option>
	<option value="+235">🇹🇩 +235</option>
	<option value="+56">🇨🇱 +56</option>
	<option value="+86">🇨🇳 +86</option>
	<option value="+61">🇨🇽 +61</option>
	<option value="+61">🇨🇨 +61</option>
	<option value="+57">🇨🇴 +57</option>
	<option value="+269">🇰🇲 +269</option>
	<option value="+242">🇨🇬 +242</option>
	<option value="+243">🇨🇩 +243</option>
	<option value="+682">🇨🇰 +682</option>
	<option value="+506">🇨🇷 +506</option>
	<option value="+225">🇨🇮 +225</option>
	<option value="+385">🇭🇷 +385</option>
	<option value="+53">🇨🇺 +53</option>
	<option value="+357">🇨🇾 +357</option>
	<option value="+420">🇨🇿 +420</option>
	<option value="+45">🇩🇰 +45</option>
	<option value="+253">🇩🇯 +253</option>
	<option value="+1767">🇩🇲 +1767</option>
	<option value="+1849">🇩🇴 +1849</option>
	<option value="+593">🇪🇨 +593</option>
	<option value="+20">🇪🇬 +20</option>
	<option value="+503">🇸🇻 +503</option>
	<option value="+240">🇬🇶 +240</option>
	<option value="+291">🇪🇷 +291</option>
	<option value="+372">🇪🇪 +372</option>
	<option value="+251">🇪🇹 +251</option>
	<option value="+500">🇫🇰 +500</option>
	<option value="+298">🇫🇴 +298</option>
	<option value="+679">🇫🇯 +679</option>
	<option value="+358">🇫🇮 +358</option>
	<option value="+33">🇫🇷 +33</option>
	<option value="+594">🇬🇫 +594</option>
	<option value="+689">🇵🇫 +689</option>
	<option value="+262">🇹🇫 +262</option>
	<option value="+241">🇬🇦 +241</option>
	<option value="+220">🇬🇲 +220</option>
	<option value="+995">🇬🇪 +995</option>
	<option value="+49">🇩🇪 +49</option>
	<option value="+233">🇬🇭 +233</option>
	<option value="+350">🇬🇮 +350</option>
	<option value="+30">🇬🇷 +30</option>
	<option value="+299">🇬🇱 +299</option>
	<option value="+1473">🇬🇩 +1473</option>
	<option value="+590">🇬🇵 +590</option>
	<option value="+1671">🇬🇺 +1671</option>
	<option value="+502">🇬🇹 +502</option>
	<option value="+44">🇬🇬 +44</option>
	<option value="+224">🇬🇳 +224</option>
	<option value="+245">🇬🇼 +245</option>
	<option value="+592">🇬🇾 +592</option>
	<option value="+509">🇭🇹 +509</option>
	<option value="+672">🇭🇲 +672</option>
	<option value="+379">🇻🇦 +379</option>
	<option value="+504">🇭🇳 +504</option>
	<option value="+852">🇭🇰 +852</option>
	<option value="+36">🇭🇺 +36</option>
	<option value="+354">🇮🇸 +354</option>
	<option value="+91">🇮🇳 +91</option>
	<option value="+62">🇮🇩 +62</option>
	<option value="+98">🇮🇷 +98</option>
	<option value="+964">🇮🇶 +964</option>
	<option value="+353">🇮🇪 +353</option>
	<option value="+44">🇮🇲 +44</option>
	<option value="+972">🇮🇱 +972</option>
	<option value="+39">🇮🇹 +39</option>
	<option value="+1876">🇯🇲 +1876</option>
	<option value="+81">🇯🇵 +81</option>
	<option value="+44">🇯🇪 +44</option>
	<option value="+962">🇯🇴 +962</option>
	<option value="+7">🇰🇿 +7</option>
	<option value="+254">🇰🇪 +254</option>
	<option value="+686">🇰🇮 +686</option>
	<option value="+850">🇰🇵 +850</option>
	<option value="+82">🇰🇷 +82</option>
	<option value="+383">🇽🇰 +383</option>
	<option value="+965">🇰🇼 +965</option>
	<option value="+996">🇰🇬 +996</option>
	<option value="+856">🇱🇦 +856</option>
	<option value="+371">🇱🇻 +371</option>
	<option value="+961">🇱🇧 +961</option>
	<option value="+266">🇱🇸 +266</option>
	<option value="+231">🇱🇷 +231</option>
	<option value="+218">🇱🇾 +218</option>
	<option value="+423">🇱🇮 +423</option>
	<option value="+370">🇱🇹 +370</option>
	<option value="+352">🇱🇺 +352</option>
	<option value="+853">🇲🇴 +853</option>
	<option value="+389">🇲🇰 +389</option>
	<option value="+261">🇲🇬 +261</option>
	<option value="+265">🇲🇼 +265</option>
	<option value="+60">🇲🇾 +60</option>
	<option value="+960">🇲🇻 +960</option>
	<option value="+223">🇲🇱 +223</option>
	<option value="+356">🇲🇹 +356</option>
	<option value="+692">🇲🇭 +692</option>
	<option value="+596">🇲🇶 +596</option>
	<option value="+222">🇲🇷 +222</option>
	<option value="+230">🇲🇺 +230</option>
	<option value="+262">🇾🇹 +262</option>
	<option value="+52">🇲🇽 +52</option>
	<option value="+691">🇫🇲 +691</option>
	<option value="+373">🇲🇩 +373</option>
	<option value="+377">🇲🇨 +377</option>
	<option value="+976">🇲🇳 +976</option>
	<option value="+382">🇲🇪 +382</option>
	<option value="+1664">🇲🇸 +1664</option>
	<option value="+212">🇲🇦 +212</option>
	<option value="+258">🇲🇿 +258</option>
	<option value="+95">🇲🇲 +95</option>
	<option value="+264">🇳🇦 +264</option>
	<option value="+674">🇳🇷 +674</option>
	<option value="+977">🇳🇵 +977</option>
	<option value="+31">🇳🇱 +31</option>
	<option value="+599"> +599</option>
	<option value="+687">🇳🇨 +687</option>
	<option value="+64">🇳🇿 +64</option>
	<option value="+505">🇳🇮 +505</option>
	<option value="+227">🇳🇪 +227</option>
	<option value="+234">🇳🇬 +234</option>
	<option value="+683">🇳🇺 +683</option>
	<option value="+672">🇳🇫 +672</option>
	<option value="+1670">🇲🇵 +1670</option>
	<option value="+47">🇳🇴 +47</option>
	<option value="+968">🇴🇲 +968</option>
	<option value="+92">🇵🇰 +92</option>
	<option value="+680">🇵🇼 +680</option>
	<option value="+970">🇵🇸 +970</option>
	<option value="+507">🇵🇦 +507</option>
	<option value="+675">🇵🇬 +675</option>
	<option value="+595">🇵🇾 +595</option>
	<option value="+51">🇵🇪 +51</option>
	<option value="+63">🇵🇭 +63</option>
	<option value="+64">🇵🇳 +64</option>
	<option value="+48">🇵🇱 +48</option>
	<option value="+351">🇵🇹 +351</option>
	<option value="+1939">🇵🇷 +1939</option>
	<option value="+974">🇶🇦 +974</option>
	<option value="+40">🇷🇴 +40</option>
	<option value="+7">🇷🇺 +7</option>
	<option value="+250">🇷🇼 +250</option>
	<option value="+262">🇷🇪 +262</option>
	<option value="+590">🇧🇱 +590</option>
	<option value="+290">🇸🇭 +290</option>
	<option value="+1869">🇰🇳 +1869</option>
	<option value="+1758">🇱🇨 +1758</option>
	<option value="+590">🇲🇫 +590</option>
	<option value="+508">🇵🇲 +508</option>
	<option value="+1784">🇻🇨 +1784</option>
	<option value="+685">🇼🇸 +685</option>
	<option value="+378">🇸🇲 +378</option>
	<option value="+239">🇸🇹 +239</option>
	<option value="+966">🇸🇦 +966</option>
	<option value="+221">🇸🇳 +221</option>
	<option value="+381">🇷🇸 +381</option>
	<option value="+248">🇸🇨 +248</option>
	<option value="+232">🇸🇱 +232</option>
	<option value="+65">🇸🇬 +65</option>
	<option value="+421">🇸🇰 +421</option>
	<option value="+386">🇸🇮 +386</option>
	<option value="+677">🇸🇧 +677</option>
	<option value="+252">🇸🇴 +252</option>
	<option value="+27">🇿🇦 +27</option>
	<option value="+211">🇸🇸 +211</option>
	<option value="+500">🇬🇸 +500</option>
	<option value="+34">🇪🇸 +34</option>
	<option value="+94">🇱🇰 +94</option>
	<option value="+249">🇸🇩 +249</option>
	<option value="+597">🇸🇷 +597</option>
	<option value="+47">🇸🇯 +47</option>
	<option value="+268">🇸🇿 +268</option>
	<option value="+46">🇸🇪 +46</option>
	<option value="+41">🇨🇭 +41</option>
	<option value="+963">🇸🇾 +963</option>
	<option value="+886">🇹🇼 +886</option>
	<option value="+992">🇹🇯 +992</option>
	<option value="+255">🇹🇿 +255</option>
	<option value="+66">🇹🇭 +66</option>
	<option value="+670">🇹🇱 +670</option>
	<option value="+228">🇹🇬 +228</option>
	<option value="+690">🇹🇰 +690</option>
	<option value="+676">🇹🇴 +676</option>
	<option value="+1868">🇹🇹 +1868</option>
	<option value="+216">🇹🇳 +216</option>
	<option value="+90">🇹🇷 +90</option>
	<option value="+993">🇹🇲 +993</option>
	<option value="+1649">🇹🇨 +1649</option>
	<option value="+688">🇹🇻 +688</option>
	<option value="+256">🇺🇬 +256</option>
	<option value="+380">🇺🇦 +380</option>
	<option value="+971">🇦🇪 +971</option>
	<option value="+44">🇬🇧 +44</option>
	<option value="+1">🇺🇸 +1</option>
	<option value="+598">🇺🇾 +598</option>
	<option value="+998">🇺🇿 +998</option>
	<option value="+678">🇻🇺 +678</option>
	<option value="+58">🇻🇪 +58</option>
	<option value="+84">🇻🇳 +84</option>
	<option value="+1284">🇻🇬 +1284</option>
	<option value="+1340">🇻🇮 +1340</option>
	<option value="+681">🇼🇫 +681</option>
	<option value="+967">🇾🇪 +967</option>
	<option value="+260">🇿🇲 +260</option>
	<option value="+263">🇿🇼 +263</option>
</select>

how to show flag icon ?

Are you on windows 10 plus ?, if so i don't the flag will show unless it's an html entity code