1) Answering-machine blinks 2) Bird sounds 3) Bird-attracting sounds 4) Bugle signals 5) Cellular buildup 6) Charges on a telephone bill 7) Contacts 8) Decisions on the field 9) Dials 10) Dinnertime annoyances 11) Directions to square dancers 12) Directs a hoedown 13) Directs a square dance 14) Drops a dime, so to speak Found on https://www.crosswordclues.com/clue/calls