construction lines work

+93 Afghanistan +358 Aland Islands +355 Albania +213 Algeria +1684 AmericanSamoa +376 Andorra +244 Angola +1264 Anguilla +672 Antarctica +1268 Antigua and Barbuda +54 Argentina +374 Armenia +297 Aruba +61 Australia +43 Austria +994 Azerbaijan +1242 Bahamas +973 Bahrain +880 Bangladesh +1246 Barbados +375 Belarus +32 Belgium +501 Belize +229 Benin +1441 Bermuda +975 Bhutan +591 Bolivia, Plurinational State of +387 Bosnia and Herzegovina +267 Botswana +55 Brazil +246 British Indian Ocean Territory +673 Brunei Darussalam +359 Bulgaria +226 Burkina Faso +257 Burundi +855 Cambodia +237 Cameroon +1 Canada +238 Cape Verde + 345 Cayman Islands +236 Central African Republic +235 Chad +56 Chile +86 China +61 Christmas Island +61 Cocos (Keeling) Islands +57 Colombia +269 Comoros +242 Congo +243 Congo, The Democratic Republic of the Congo +682 Cook Islands +506 Costa Rica +225 Cote d'Ivoire +385 Croatia +53 Cuba +357 Cyprus +420 Czech Republic +45 Denmark +253 Djibouti +1767 Dominica +1849 Dominican Republic +593 Ecuador +20 Egypt +503 El Salvador +240 Equatorial Guinea +291 Eritrea +372 Estonia +251 Ethiopia +500 Falkland Islands (Malvinas) +298 Faroe Islands +679 Fiji +358 Finland +33 France +594 French Guiana +689 French Polynesia +241 Gabon +220 Gambia +995 Georgia +49 Germany +233 Ghana +350 Gibraltar +30 Greece +299 Greenland +1473 Grenada +590 Guadeloupe +1671 Guam +502 Guatemala +44 Guernsey +224 Guinea +245 Guinea-Bissau +595 Guyana +509 Haiti +379 Holy See (Vatican City State) +504 Honduras +852 Hong Kong +36 Hungary +354 Iceland +91 India +62 Indonesia +98 Iran, Islamic Republic of Persian Gulf +964 Iraq +353 Ireland +44 Isle of Man +972 Israel +39 Italy +1876 Jamaica +81 Japan +44 Jersey +962 Jordan +77 Kazakhstan +254 Kenya +686 Kiribati +850 Korea, Democratic People's Republic of Korea +82 Korea, Republic of South Korea +965 Kuwait +996 Kyrgyzstan +856 Laos +371 Latvia +961 Lebanon +266 Lesotho +231 Liberia +218 Libyan Arab Jamahiriya +423 Liechtenstein +370 Lithuania +352 Luxembourg +853 Macao +389 Macedonia +261 Madagascar +265 Malawi +60 Malaysia +960 Maldives +223 Mali +356 Malta +692 Marshall Islands +596 Martinique +222 Mauritania +230 Mauritius +262 Mayotte +52 Mexico +691 Micronesia, Federated States of Micronesia +373 Moldova +377 Monaco +976 Mongolia +382 Montenegro +1664 Montserrat +212 Morocco +258 Mozambique +95 Myanmar +264 Namibia +674 Nauru +977 Nepal +31 Netherlands +599 Netherlands Antilles +687 New Caledonia +64 New Zealand +505 Nicaragua +227 Niger +234 Nigeria +683 Niue +672 Norfolk Island +1670 Northern Mariana Islands +47 Norway +968 Oman +92 Pakistan +680 Palau +970 Palestinian Territory, Occupied +507 Panama +675 Papua New Guinea +595 Paraguay +51 Peru +63 Philippines +872 Pitcairn +48 Poland +351 Portugal +1939 Puerto Rico +974 Qatar +40 Romania +7 Russia +250 Rwanda +262 Reunion +590 Saint Barthelemy +290 Saint Helena, Ascension and Tristan Da Cunha +1869 Saint Kitts and Nevis +1758 Saint Lucia +590 Saint Martin +508 Saint Pierre and Miquelon +1784 Saint Vincent and the Grenadines +685 Samoa +378 San Marino +239 Sao Tome and Principe +966 Saudi Arabia +221 Senegal +381 Serbia +248 Seychelles +232 Sierra Leone +65 Singapore +421 Slovakia +386 Slovenia +677 Solomon Islands +252 Somalia +27 South Africa +211 South Sudan +500 South Georgia and the South Sandwich Islands +34 Spain +94 Sri Lanka +249 Sudan +597 Suriname +47 Svalbard and Jan Mayen +268 Swaziland +46 Sweden +41 Switzerland +963 Syrian Arab Republic +886 Taiwan +992 Tajikistan +255 Tanzania, United Republic of Tanzania +66 Thailand +670 Timor-Leste +228 Togo +690 Tokelau +676 Tonga +1868 Trinidad and Tobago +216 Tunisia +90 Turkey +993 Turkmenistan +1649 Turks and Caicos Islands +688 Tuvalu +256 Uganda +380 Ukraine +971 United Arab Emirates +44 United Kingdom +1 United States +598 Uruguay +998 Uzbekistan +678 Vanuatu +58 Venezuela, Bolivarian Republic of Venezuela +84 Vietnam +1284 Virgin Islands, British +1340 Virgin Islands, U.S. +681 Wallis and Futuna +967 Yemen +260 Zambia +263 Zimbabwe