What does ACY stand for?

Accuracy - Telegraphy (PCTE)

Acoyapa - Nicaragua - Seismograph station code, US Geological Survey (SEIS)

Aerocentury Corp. - AMEX symbol (SPSG)

Air City SA - Switzerland - ICAO designator (FAAC)

Akron, Canion & Youngstown Railroad Co. (SAUO)

Akron, Canton & Youngstown Railroad - Federal Railroad Administration identification code

- The Akron, Canton & Youngstown Railroad Co. - AAR code

All Cycles (VLIE)

Amcan Cyphermaster Ltd. - Vancouver Stock Exchange symbol

American Cruising Yacht Corp., Clearwater, FL - Manufacturer code for watercraft hull identification number (USCG)

American Cyanamid Co. (SAUS)

American Cyanamid Company (SAUO)

American Cyphermaster Ltd. (SAUO)

Anthocyanin (SAUS)

Archana Airways Ltd. - India - FAA designator (FAAC)

Armed Combat Youth - Government of South Vietnam training program (VNW)

Association Canadienne de Yachting - Canada (EAIO)

Atlantic City - New Jersey - Airport symbol (OAG)

Atlantic City Municipal Airport (SAUO)

Average Crop Yield - Agriculture (WDAA)

Cypriot Spoken Arabic - Language symbol (ETLW)