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Stone description: porous
| Wall Number | Country | State | Classification Sort descending | Source |
|---|---|---|---|---|
| 8LB39 | United States | West Virginia | Sandstone | Wheeling |
| 8RB45 | United States | Wisconsin | Sandstone | Packwaukee |
| 9LA41 | United States | Illinois | Sandstone | Chester |
| 9RA43 | United States | Idaho | Sandstone | Boise |
| 9WE | United States | Ohio | Sandstone | McDermott |
| 10Lb47 | United States | Wisconsin | Sandstone | Mauston |
| 10WE | United States | Ohio | Sandstone | Amherst |
| 11LB29 | United States | Missouri | Sandstone | Jones Station Ralls Co. |
| 11RB45 | United States | New Mexico | Sandstone | Las Vegas |
| 26WE | United States | Wyoming | Sandstone | Laramie |
| 4RQ | United States | Ohio | Sandstone | Amherst |
| 5LA6 | United States | Ohio | Sandstone | Weller Twp. Richland Co. |
| 5RA15 | United States | Ohio | Sandstone | Cambridge |
| 5RB5 | United States | Ohio | Sandstone | Brownhelm |
| 6La4 | United States | Pennsylvania | Sandstone | Wampum |
| 6LB9 | United States | Pennsylvania | Sandstone | Baden |
| 6RB2 | United States | Pennsylvania | Sandstone | Franklin |
| 7LA19 | United States | Ohio | Sandstone | Akron |
| 7RB36 | United States | Nevada | Sandstone | Carson City |
| 8LA39 | United States | Kansas | Sandstone | Oswego |
| 8LB47 | United States | New Mexico | Sandstone | Valencia Co. |
| 8RA44 | United States | Michigan | Sandstone | L'Anse |
| 8RB46 | United States | Washington | Sandstone | Tenino |
| 9LA42 | United States | Illinois | Sandstone | Chester |
| 9RA18 | United States | Pennsylvania | Sandstone | Meadville |
| 9RA44 | United States | Iowa | Sandstone | Davenport |
| S1-1 | United States | Ohio | Sandstone | McDermott |
| 11LB30 | United States | Missouri | Sandstone | Butler |
| 12WE | United States | Ohio | Sandstone | McDermott |
| 28EE | United States | Ohio | Sandstone | McDermott |
| 5LA7 | United States | Ohio | Sandstone | Millersburg |
| 5RA16 | United States | Ohio | Sandstone | Leesville |
| 5RB6 | United States | Ohio | Sandstone | Cumberland |
| 6LA42 | United States | New Jersey | Sandstone | Stockton |
| 6R48 | United States | North Carolina | Sandstone | Raleigh |
| 6RB20 | United States | Ohio | Sandstone | Amherst |
| 7LA28 | United States | Kentucky | Sandstone | Grayson Spgs |
| 7RA19 | United States | Ohio | Sandstone | Carrollton |
| 7RB39 | United States | New Jersey | Sandstone | Avondale |
| 8LA42 | United States | New Jersey | Sandstone | Newark |
| 8r48 | United States | Ohio | Sandstone | Berea |
| 8RA46 | United States | Washington | Sandstone | Bellingham |
| 8RQ | United States | Ohio | Sandstone | McDermont |
| 9LA44 | United States | Florida | Sandstone | Suwannee River |
| 9RA19 | United States | Pennsylvania | Sandstone | Franklin |
| 9RA45 | Canada | Sandstone | Dorchester, New Brunswick | |
| S1-2 | United States | Ohio | Sandstone | McDermott |
| 11EE | United States | Ohio | Sandstone | Glenmont |
| 11LB31 | United States | Kansas | Sandstone | Pawnee |
| 11WE | United States | Ohio | Sandstone | Amherst |
| 5LA1 | United States | Ohio | Sandstone | Mt. Gilead |
| 5La8 | United States | Ohio | Sandstone | Youngstown |
| 5RA18 | United States | Ohio | Sandstone | E. Cleveland |
| 5RB8 | United States | Ohio | Sandstone | Independence |
| 6LA43 | United States | New Jersey | Sandstone | Pleasant Val. |
| 6RA11 | United States | Pennsylvania | Sandstone | Layton Station Fayette Co. |
| 6RB21 | United States | Ohio | Sandstone | Marietta |
| 7LA31 | United States | Colorado | Sandstone | Fort Collins |
| 7RA20 | United States | Ohio | Sandstone | Elyria |
| 7RB42 | United States | Michigan | Sandstone | Marquette |
| 8LA43 | United States | Montana | Sandstone | Columbus |
| 9EE | United States | Ohio | Sandstone | Glenmont |
| 9RA20 | United States | Pennsylvania | Sandstone | Uniontown |
| 9RA46 | Canada | Sandstone | Georgetown, Ontario | |
| S1-35 | United States | Ohio | Sandstone | Glenmont |
| 11Lb32 | United States | Utah | Sandstone | Red Butte |
| 14RQ | United States | Connecticut | Sandstone | Fair Haven |
| 2EE | United States | Ohio | Sandstone | Glenmont |
| 5LA10 | United States | Ohio | Sandstone | Sunbury |
| 5LA9 | United States | Ohio | Sandstone | Piketon |
| 5RA19 | United States | Ohio | Sandstone | Mansfield |
| 5RQ | United States | Ohio | Sandstone | Kipton |
| 6LA46 | United States | Michigan | Sandstone | Portage Entry |
| 6RA14 | United States | Pennsylvania | Sandstone | Fuller |
| 6RB29 | United States | Kentucky | Sandstone | Kirkmansville |
| 7La32 | United States | Minnesota | Sandstone | Hinckley |
| 7RA28 | United States | Kentucky | Sandstone | Cloveport |
| 7RQ | United States | Ohio | Sandstone | Kipton |
| 8La47 | United States | New Mexico | Sandstone | Las Vegas |
| 8RA20 | United States | Ohio | Sandstone | Elyria |
| 9LA19 | United States | Pennsylvania | Sandstone | Curwensville |
| 9Lb17 | United States | Pennsylvania | Sandstone | Homewood |
| 9RA21 | United States | Ohio | Sandstone | Monclava |
| S1-36 | United States | Ohio | Sandstone | Amherst |
| 10EE | United States | Ohio | Sandstone | Amherst |
| 11Lb35 | United States | Virginia | Sandstone | Saltville |
| 14WE | United States | Ohio | Sandstone | Amherst |
| 2RQ | United States | Ohio | Sandstone | Amherst |
| 5LA11 | United States | Ohio | Sandstone | Windham |
| 5LB1 | United States | Ohio | Sandstone | N. Hampton |
| 5RA2 | United States | Ohio | Sandstone | Iberia |
| 6LA47 | United States | Louisiana | Sandstone | Unknown |
| 6RA15 | United States | Pennsylvania | Sandstone | Connellsville |
| 6RB3 | United States | Pennsylvania | Sandstone | Kiasola Station Beaver Co. |
| 7La33 | United States | Connecticut | Sandstone | Cromwell |
| 7RA29 | United States | California | Sandstone | Angel Island |
| 7WE | United States | South Dakota | Sandstone | Hot Springs |
| 8LB20 | United States | Ohio | Sandstone | Berea |
| 8RA21 | United States | Ohio | Sandstone | Brooklyn |
| 8RB18 | United States | Pennsylvania | Sandstone | Fayette Station Fayette Co. |