Many folks are beginning to concentrate on their holiday shopping. If gifts are being mailed overseas or to military personnel, the time to mail them is coming soon.

Parcel post items addressed to APO and FPO Zip codes need to be sent by Nov. 12, the U.S. Postal Service said.

The recommended deadline is Nov. 26 for Space Available Mail, Dec. 3 for Parcel Airlift Mail, Dec. 5 for Priority Mail and first-class cards and letters addressed to APO and FPO Zip codes beginning 093, and Dec. 10 for Priority and first-class mail sent to other APO and FPO Zip codes.

Suggested deadlines for civilian mail include:

* Africa: air parcels, cards and letters, Dec. 5; Priority Mail, Dec. 7; Express Mail, Dec. 10; Express Mail guaranteed, Dec. 19.

* Asia and the Pacific Rim, Australia and New Zealand: air parcels, cards and letters, Dec. 12; Priority Mail, Dec. 14; Express Mail, Dec. 16; Express Mail guaranteed, Dec. 19.

* Canada: surface mail, Nov. 18; air parcels, cards and letters, Dec. 12; Priority Mail, Dec. 14; Express Mail, Dec. 17; Express Mail guaranteed, Dec. 20.

* Caribbean: air parcels, cards and letters, Dec. 12; Priority Mail, Dec. 14; Express Mail, Dec. 16; Express Mail guaranteed, Dec. 19.

* Central and South America: air parcels, cards and letters, Priority Mail, Dec. 5; Express Mail, Dec. 10; Express Mail guaranteed, Dec. 19.

* Mexico: air parcels, cards and letters, Dec. 12; Priority Mail, Dec. 14; Express Mail, Dec. 16; Express Mail guaranteed, Dec. 19.

* Europe: air parcels, cards and letters, Dec. 12; Priority Mail, Dec. 16; Express Mail, Dec. 16; Express Mail guaranteed, Dec. 19.

* Middle East: air parcels, cards and letters, Dec. 12; Priority Mail, Dec. 14; Express Mail, Dec. 16; Express Mail guaranteed, Dec. 19.