- 45BN55, Benton County, Central Washington1 objects
- 45KL242, Klickitat County, Central Washington17 objects
- 45KL424, Klickitat County, Central Washington1 objects
- AZ-Silver Cr-NL- 1 (Aztec Ruin), Navajo County, Arizona3 objects
- AZ-Silver Cr-NL- 2 (Five mile Ruin No. 3), Navajo County, Arizona1 objects
- AZ-Silver Cr-NL- 4 (Flakes' Ruin), Navajo County, Arizona1 objects
- AZ-Silver Cr-NL- 5 (Four Mile Ruin No. 1), Navajo County, Arizona1 objects
- Abdel Khaliqi, Egypt2 objects
- Aberdeen, Grays Harbor County, Western Washington1 objects
- Abydos region, Upper Egypt723 objects
- Africa1,041 objects
- Ain Guettara, Mali1 objects
- Alameda County, California180 objects
- Alameda, Alameda County, California1 objects
- Alamo, Contra Costa County, California4 objects
- Alaska15 objects
- Amador County, California1 objects
- Amganad, Banaue, Ifugao Province1 objects
- Ancon Site E, Ancon district, Lima Region1 objects
- Ancon Site P, Ancon district, Lima Region12 objects