The WULM signal not only reaches the Dayton , Springfield and Miami Valley area .
The WULM signal not only reaches east towards Columbus , south towards Wilmington and Middletown , north towards Urbana and Bellefontaine and west towards Richmond , Indiana during daylight hours .
The WULM signal not only reaches the Dayton , Springfield and Miami Valley area , but reaches east towards Columbus , south towards Wilmington and Middletown , north towards Urbana and Bellefontaine and west towards Richmond , Indiana during daylight hours .