> Or Middletown, OH on 223 kHz. NDB ID MW is assigned only to the Pelly NDB on 408 kHz at Moses Lake WA. The FAA Airport ID of MWO is assigned to Hook Field at Middletown, OH, but its NDB ID is HKF on 239 kHz. See http://www.airnav.com for detailed US airport communications frequency, location, and ID info. Mike / KK5F