(To see the current year's new area codes, go HERE.)
| Activation |
Location |
New |
| 2025 | January 23 | Texas | 621 | January 31 | California | 837 | March 5 | Tennessee | 729 | March 26 | California | 357 | April 26 | Ontario | 942 | May 24 | British Columbia | 257 | June 10 | Washington | 564 | July 7 | Colorado | 748 | September 25 | Louisiana | 457 | November 7 | Michigan | 679 |