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Stone description: porous
| Wall Number | Country Sort ascending | State | Classification | Source |
|---|---|---|---|---|
| 13RA36 | Hungary | Limestone | Breitenbrunn | |
| 7RA5 | Hungary | Limestone | Margarethen Leitha Mts. | |
| 7RA7 | Hungary | Limestone | Mannersdorf | |
| 14LA37 | Hungary | Limestone | Margarethen Leitha Mts. | |
| 14LA38 | Hungary | Limestone | Oszlopp | |
| 13LA36 | Hungary | Limestone | Margarethen Leitha Mts. | |
| 7LA4 | Hungary | Limestone | Margarethen Leitha Mts. | |
| 14LB37 | Hungary | Limestone | Margarethen Leitha Mts. | |
| 14RA37 | Hungary | Limestone | Kroisbach | |
| 14RA38 | Hungary | Limestone | Margarethen Leitha Mts. | |
| 7LB9 | Hungary | Limestone | Margarethen Leitha Mts. | |
| 9RA45 | Canada | Sandstone | Dorchester, New Brunswick | |
| 9RA46 | Canada | Sandstone | Georgetown, Ontario | |
| 10LA50 | Canada | Sandstone | Sackville, New Brunswick | |
| 13RA31 | Austria | Marble | Sterzing | |
| 5LB27 | Austria | Conglomerate | Lindabrunn | |
| 9RB24 | Australia | Sandstone | New South Wales | |
| 9RB25 | Australia | Sandstone | New South Wales | |
| 9LB26 | Australia | Sandstone | New South Wales | |
| 9LB27 | Australia | Sandstone | New South Wales | |
| 9RA26 | Australia | Sandstone | New South Wales | |
| 4L7 | Australia | Sandstone | New South Wales | |
| 9LA27 | Australia | Sandstone | New South Wales | |
| 4L8 | Australia | Sandstone | New South Wales | |
| 4R7 | Australia | Sandstone | New South Wales | |
| 4R8 | Australia | Sandstone | New South Wales | |
| 11C | United States | Indiana | Limestone | Lawrence Co. |
| 5C | United States | Indiana | Limestone | Lawrence Co. |
| 6LA42 | United States | New Jersey | Sandstone | Stockton |
| 7RA19 | United States | Ohio | Sandstone | Carrollton |
| 8RA46 | United States | Washington | Sandstone | Bellingham |
| 11RB9 | United States | Kansas | Dolomite | Marion Center |
| 14RB18 | United States | Iowa | Dolomite | Dixon |
| 5RA16 | United States | Ohio | Sandstone | Leesville |
| 6RB20 | United States | Ohio | Sandstone | Amherst |
| 8LA42 | United States | New Jersey | Sandstone | Newark |
| 9LA44 | United States | Florida | Sandstone | Suwannee River |
| 11EE | United States | Ohio | Sandstone | Glenmont |
| 5LA1 | United States | Ohio | Sandstone | Mt. Gilead |
| 6LA43 | United States | New Jersey | Sandstone | Pleasant Val. |
| 7RA20 | United States | Ohio | Sandstone | Elyria |
| 8RB15 | United States | Utah | Limestone | Ephriam |
| 11WE | United States | Ohio | Sandstone | Amherst |
| 14RB4 | United States | Illinois | Dolomite | Kankakee |
| 5RA18 | United States | Ohio | Sandstone | E. Cleveland |
| 6RB21 | United States | Ohio | Sandstone | Marietta |
| 8LA43 | United States | Montana | Sandstone | Columbus |
| 9LA5 | United States | Missouri | Limestone | Barrett's Station |
| 11LA15 | United States | Iowa | Dolomite | Clinton |
| 5LA10 | United States | Ohio | Sandstone | Sunbury |
| 6LA46 | United States | Michigan | Sandstone | Portage Entry |
| 7RA28 | United States | Kentucky | Sandstone | Cloveport |
| 8RB16 | United States | Wisconsin | Limestone | Madison |
| 9RA9 | United States | Iowa | Limestone | Tracey Station, Marion Co. |
| 10C | United States | Indiana | Limestone | Bloomington |
| 12LA10 | United States | Ohio | Dolomite | Euphemia |
| 14RQ | United States | Connecticut | Sandstone | Fair Haven |
| 5RA19 | United States | Ohio | Sandstone | Mansfield |
| 6RB29 | United States | Kentucky | Sandstone | Kirkmansville |
| 8La47 | United States | New Mexico | Sandstone | Las Vegas |
| 9Lb17 | United States | Pennsylvania | Sandstone | Homewood |
| 11LA16 | United States | Iowa | Dolomite | Anamosa |
| 13RA43 | United States | Kentucky | Limestone | Hopkinsville |
| 5LA11 | United States | Ohio | Sandstone | Windham |
| 6LA47 | United States | Louisiana | Sandstone | Unknown |
| 7RA29 | United States | California | Sandstone | Angel Island |
| 8RB18 | United States | Pennsylvania | Sandstone | Fayette Station Fayette Co. |
| 9RB20 | United States | Ohio | Sandstone | Harmer |
| 10EE | United States | Ohio | Sandstone | Amherst |
| 12LA11 | United States | Ohio | Dolomite | Pt. Marblehead |
| 14WE | United States | Ohio | Sandstone | Amherst |
| 5RA2 | United States | Ohio | Sandstone | Iberia |
| 6RB3 | United States | Pennsylvania | Sandstone | Kiasola Station Beaver Co. |
| 8LB20 | United States | Ohio | Sandstone | Berea |
| 9LB21 | United States | Ohio | Sandstone | Twinsburg |
| 11LA2 | United States | Michigan | Dolomite | Raisinville |
| 13RA47 | United States | Alabama | Limestone | Rockwood |
| 5LA13 | United States | Ohio | Sandstone | New Lisbon |
| 6LA5 | United States | Pennsylvania | Sandstone | Scranton |
| 7RA31 | United States | Colorado | Sandstone | Coal Creek |
| 8RB20 | United States | Ohio | Sandstone | Middleburg Twp. Cuyahoga Co. |
| 9RB21 | United States | Ohio | Sandstone | Berea |
| 10LA11 | United States | Ohio | Dolomite | Lima |
| 12LA16 | United States | Iowa | Dolomite | Maquoketa |
| 15WE | United States | Ohio | Sandstone | Glenmont |
| 5RA3 | United States | Ohio | Sandstone | Bellaire |
| 6RB30 | United States | California | Sandstone | Alameda |
| 8LB21 | United States | Ohio | Sandstone | Steubensville Jefferson Co. |
| 9LB22 | United States | Ohio | Sandstone | Mansfield |
| 11LA33 | United States | Ohio | Limestone | Lumberton |
| 13RA7 | United States | Minnesota | Dolomite | Mankato |
| 5LA15 | United States | Ohio | Sandstone | Rockville |
| 6La9 | United States | Pennsylvania | Sandstone | Waynesburgh |
| 7RA39 | United States | New Jersey | Sandstone | Belleville |
| 8RB21 | United States | Ohio | Sandstone | Amherst |
| 10LA18 | United States | Iowa | Limestone | Marshalltown |
| 12LA35 | United States | Indiana | Limestone | Spencer |
| 16C | United States | Alabama | Limestone | Rockwood |
| 5RA34 | United States | Connecticut | Conglomerate | Portland |
| 8LB28 | United States | New York | Sandstone | Hulberton |