| Prefix | Name | Amount | Comment | Info | % Change |
|---|---|---|---|---|---|
| 1906 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1904 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1901 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1903 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1900 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1878 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1872 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1870 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1865 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1864 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1862 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1861 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1860 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1863 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1859 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1858 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1857 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1856 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1850 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1854 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1848 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1847 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1845 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1843 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1840 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1839 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1832 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1838 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1835 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1606 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1605 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1603 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1602 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1601 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1586 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1588 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1585 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1582 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1580 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1577 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1575 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1574 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1573 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1570 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1572 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1571 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1567 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1566 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1564 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1563 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1561 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1562 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1559 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1557 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1551 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1544 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1541 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1540 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1533 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1539 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1534 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1531 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1530 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1520 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1518 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1517 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1515 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1516 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1513 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1512 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1510 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1509 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1508 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1507 | United States | 0.0062 | A-number prices | Decrease | -2.5 |
| 1881 | United States 800 | 0.00256 | A-number prices | Decrease | -2.7 |
| 1844 | United States 800 | 0.00256 | A-number prices | Decrease | -2.7 |
| 1833 | United States 800 | 0.00256 | A-number prices | Decrease | -2.7 |
| 1822 | United States 800 | 0.00256 | A-number prices | Decrease | -2.7 |
| 1800 | United States 800 | 0.00256 | A-number prices | Decrease | -2.7 |
| 1877 | United States 800 | 0.00256 | A-number prices | Decrease | -2.7 |
| 1866 | United States 800 | 0.00256 | A-number prices | Decrease | -2.7 |
| 1855 | United States 800 | 0.00256 | A-number prices | Decrease | -2.7 |
| 1888 | United States 800 | 0.00256 | A-number prices | Decrease | -2.7 |
| 1880 | United States 800 | 0.00256 | A-number prices | Decrease | -2.7 |
| 1883 | United States 800 | 0.00256 | A-number prices | Decrease | -2.7 |
| 1882 | United States 800 | 0.00256 | A-number prices | Decrease | -2.7 |
| 1907 | United States Alaska | 0.00347 | A-number prices | Decrease | -2.5 |
| 1808 | United States Hawaii | 0.00655 | A-number prices | Decrease | -2.5 |
| 1340 | United States Virgin Islands | 0.01304 | No change | 0.0 | |
| 878 | Universal Personal Telecommunications | 2.0 | No change | 0.0 | |
| 598 | Uruguay | 0.03848 | Increase | 2.5 | |
| 5989 | Uruguay Mobile | 0.12648 | Increase | 2.5 | |
| 59892 | Uruguay Mobile Antel | 0.09931 | Increase | 2.5 | |
| 59891 | Uruguay Mobile Antel | 0.09931 | Increase | 2.5 | |
| 59898 | Uruguay Mobile Antel | 0.09931 | Increase | 2.5 | |
| 59899 | Uruguay Mobile Antel | 0.09931 | Increase | 2.5 | |
| 59896 | Uruguay Mobile Claro | 0.08218 | Decrease | -2.5 | |
| 59897 | Uruguay Mobile Claro | 0.08218 | Decrease | -2.5 | |
| 59895 | Uruguay Mobile Movistar | 0.12588 | Increase | 2.5 | |
| 59894 | Uruguay Mobile Movistar | 0.12588 | Increase | 2.5 |