The former US Subic Bay Naval Base became the Subic Bay Freeport Zone in Nov. 1992
Zc791. USS KEY WEST (SSN722) ARRIVED IN SUBIC BAY 4TH NOV. 2015. The Los Angeles-class fast-attack submarine USS Key West (SSN 722) arrived in Subic Bay for a visit as part of its deployment to the Western Pacific, Nov. 4. Story and photo credit SubiNewsLink:
http://subicnewslink.blogspot.com/2015/11/us-navy-submarine-uss-key-west-visits.html