440 MHz
Check with your local
frequency coordinators for variations

420.00 -426.00      ATV repeater or simplex
426.00 -432.00      ATV simplex
432.00 -432.07      EME
432.07- 432.10      Weak-signal CW
432.10                    70-cm calling frequency
432.10 - 432.30     Mixed-mode - weak signal
432.30 - 432.40     Propagation beacons
432.40 - 433.00     Mixed-mode - weak signal
433.00 - 435.00     Auxiliary & repeater links
435.00 - 438.00     Satellite
438.00 - 444.00     ATV repeater input
442.00 - 445.00     Repeater input - output
445.00 - 447.00     Auxiliary & ontrol links, repeaters, simplex
446.00                    National FM simplex frequency
447.00 - 450.00    Repeater input - output