You can use any number of Time Zone Maps, or Time Conversion Charts to find the broadcast time of your program in your local time. Listen to "Time Signal station" below to  get Exact UTC time.

• Exact Time & Clocks Page
• Daylight & Time Zone Maps
• Time Conversion Charts
• Daylight Saving Time
• Time Service & Standards

World Time Signal Stations		WWVB Radio-Controlled Clocks From NIST Time  Frequency Division
Some station has audio "click" each second and   time announcements just before the minute mark.

This table is based on Transmitter Documentation Project's Time Signal Shortwave Radio Stations Page & William Hepburn's SW Time Signals List. Additional frequencies information are from each station's website and / or Eike Bierwirth's DX page.

*Every county listed above, including  USA has a Long Wave (VLW) Time Signal Stations.  The
 LW frequencies are way below the Shortwave and AM bands. These station have no voice time
 announcements but may transmits an digital signal to keep Radio Controlled clocks "on time"