Southwest New Hampshire Fire Mutual Aid Dispatch center at the Keene Fire Department dispatches for the entire county and for communities in surrounding Hillsborough County, and Windham County Vermont and a handful of Massachusetts towns. Total agencies dispatched for are 78 fire departments, 18 ambulance services, and 26 police departments. Dispatch frequency in most cases is 154.430 (P/L 136.5). Fireground for the county is 154.385 (P/L 136.5). Several outlying towns use a repeater input frequency of 153.770. Towns surrounding Keene use 154.430 simplex. Often you will here back to back dispatches from different transmitter sites. U.H.F. links used in the county are 460.3125 for police activities on 155.640 and 460.6375 (136.5 P/L) for a 154.430 link towards Lempster and Unity NH. Note: Links are constantly changing. Try 153.83, 452.375, and 465.6375 and 460.5375 and 460.6375 for activity. Transmitter sites change often also. The dispatch center is staffed 24 hours a day by 10 full-time and 7 part-time communications specialists.