| 1915 | 
United States | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1916 | 
United States | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1917 | 
United States | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1918 | 
United States | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1919 | 
United States | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1920 | 
United States | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1925 | 
United States | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1928 | 
United States | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1929 | 
United States | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1930 | 
United States | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1931 | 
United States | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1934 | 
United States | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1936 | 
United States | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1937 | 
United States | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1938 | 
United States | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1940 | 
United States | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1941 | 
United States | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1943 | 
United States | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1945 | 
United States | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1947 | 
United States | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1949 | 
United States | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1951 | 
United States | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1952 | 
United States | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1954 | 
United States | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1956 | 
United States | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1959 | 
United States | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1970 | 
United States | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1971 | 
United States | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1972 | 
United States | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1973 | 
United States | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1978 | 
United States | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1979 | 
United States | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1980 | 
United States | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1983 | 
United States | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1984 | 
United States | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1985 | 
United States | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1986 | 
United States | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1989 | 
United States | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1907 | 
United States - Alaska | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1712432 | 
United States - Conference Calling Codes | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1161 | 
United States - Freephone | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1180 | 
United States - Freephone | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1188 | 
United States - Freephone | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1191 | 
United States - Freephone | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1193 | 
United States - Freephone | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1195 | 
United States - Freephone | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1196 | 
United States - Freephone | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1199 | 
United States - Freephone | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 11993400001 | 
United States - Freephone | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 11993400010 | 
United States - Freephone | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 11993400050 | 
United States - Freephone | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 11993400800 | 
United States - Freephone | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 11993400801 | 
United States - Freephone | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 11993400810 | 
United States - Freephone | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 11993400850 | 
United States - Freephone | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1808 | 
United States - Hawaii | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1800 | 
United States - Toll Free | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1833 | 
United States - Toll Free | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1844 | 
United States - Toll Free | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1855 | 
United States - Toll Free | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1866 | 
United States - Toll Free | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1877 | 
United States - Toll Free | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 1888 | 
United States - Toll Free | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 598 | 
Uruguay | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 58 | 
Venezuela | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 84 | 
Vietnam | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 685 | 
Western Samoa | 
United Kingdom - NGN - National | 
0.1891 | 
Decrease | 
-0.5 | 
| 93 | 
Afghanistan | 
United Kingdom - NGN - National | 
0.2799 | 
Decrease | 
-0.5 | 
| 355 | 
Albania | 
United Kingdom - NGN - National | 
0.2799 | 
Decrease | 
-0.5 | 
| 1684 | 
American Samoa | 
United Kingdom - NGN - National | 
0.2799 | 
Decrease | 
-0.5 | 
| 1264 | 
Anguilla | 
United Kingdom - NGN - National | 
0.2799 | 
Decrease | 
-0.5 | 
| 374 | 
Armenia | 
United Kingdom - NGN - National | 
0.2799 | 
Decrease | 
-0.5 | 
| 297 | 
Aruba | 
United Kingdom - NGN - National | 
0.2799 | 
Decrease | 
-0.5 | 
| 973 | 
Bahrain | 
United Kingdom - NGN - National | 
0.2799 | 
Decrease | 
-0.5 | 
| 1246 | 
Barbados | 
United Kingdom - NGN - National | 
0.2799 | 
Decrease | 
-0.5 | 
| 591 | 
Bolivia | 
United Kingdom - NGN - National | 
0.2799 | 
Decrease | 
-0.5 | 
| 387 | 
Bosnia | 
United Kingdom - NGN - National | 
0.2799 | 
Decrease | 
-0.5 | 
| 267 | 
Botswana | 
United Kingdom - NGN - National | 
0.2799 | 
Decrease | 
-0.5 | 
| 1284 | 
British Virgin Islands | 
United Kingdom - NGN - National | 
0.2799 | 
Decrease | 
-0.5 | 
| 237 | 
Cameroon | 
United Kingdom - NGN - National | 
0.2799 | 
Decrease | 
-0.5 | 
| 238 | 
Cape Verde Islands | 
United Kingdom - NGN - National | 
0.2799 | 
Decrease | 
-0.5 | 
| 1345 | 
Cayman Islands | 
United Kingdom - NGN - National | 
0.2799 | 
Decrease | 
-0.5 | 
| 1767 | 
Dominica | 
United Kingdom - NGN - National | 
0.2799 | 
Decrease | 
-0.5 | 
| 1849 | 
Dominican Republic | 
United Kingdom - NGN - National | 
0.2799 | 
Decrease | 
-0.5 | 
| 1809 | 
Dominican Republic | 
United Kingdom - NGN - National | 
0.2799 | 
Decrease | 
-0.5 | 
| 1829 | 
Dominican Republic | 
United Kingdom - NGN - National | 
0.2799 | 
Decrease | 
-0.5 | 
| 593 | 
Ecuador | 
United Kingdom - NGN - National | 
0.2799 | 
Decrease | 
-0.5 | 
| 291 | 
Eritrea | 
United Kingdom - NGN - National | 
0.2799 | 
Decrease | 
-0.5 | 
| 1473 | 
Grenada | 
United Kingdom - NGN - National | 
0.2799 | 
Decrease | 
-0.5 | 
| 592 | 
Guyana | 
United Kingdom - NGN - National | 
0.2799 | 
Decrease | 
-0.5 | 
| 98 | 
Iran | 
United Kingdom - NGN - National | 
0.2799 | 
Decrease | 
-0.5 | 
| 964 | 
Iraq | 
United Kingdom - NGN - National | 
0.2799 | 
Decrease | 
-0.5 | 
| 9722 | 
Israel | 
United Kingdom - NGN - National | 
0.2799 | 
Decrease | 
-0.5 | 
| 97256 | 
Israel - Mobile - Palestine Region | 
United Kingdom - NGN - National | 
0.2799 | 
Decrease | 
-0.5 | 
| 97259 | 
Israel - Mobile - Palestine Region | 
United Kingdom - NGN - National | 
0.2799 | 
Decrease | 
-0.5 | 
| 97242 | 
Israel - Palestine Region | 
United Kingdom - NGN - National | 
0.2799 | 
Decrease | 
-0.5 | 
| 97282 | 
Israel - Palestine Region | 
United Kingdom - NGN - National | 
0.2799 | 
Decrease | 
-0.5 | 
| 97292 | 
Israel - Palestine Region | 
United Kingdom - NGN - National | 
0.2799 | 
Decrease | 
-0.5 | 
| 962 | 
Jordan | 
United Kingdom - NGN - National | 
0.2799 | 
Decrease | 
-0.5 | 
| 254 | 
Kenya | 
United Kingdom - NGN - National | 
0.2799 | 
Decrease | 
-0.5 |