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SMSCC events use WWV to set clocks to Coordinated Universal Time

(formerly known as Greenwich Mean Time), with the hour adjusted to local time.

Time dot Gov

Atomic Time dot Net (Note: There may be a noticeable delay when calling from a cell phone)


WWV - National Institute of Standards and Technology - (303) 499-7111 - Fort Collins, CO

(Note: There may be a charge for calling numbers outside the continental U.S.)


WWVH - NIST - (808) 335-4363 - Kekaha (Kauai), HI


CHU - National Research Council of Canada - (613) 745-1576 (English) - Ottawa, Ontario


CHU - Conseil national de recherches du Canada - (613) 745-9426 (Français) - Ottawa, Ontario