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Stone description: porous
| Wall Number | Country Sort ascending | State | Classification | Source |
|---|---|---|---|---|
| 14RA37 | Hungary | Limestone | Kroisbach | |
| 14RA38 | Hungary | Limestone | Margarethen Leitha Mts. | |
| 7LB9 | Hungary | Limestone | Margarethen Leitha Mts. | |
| 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. | |
| 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 | |
| 4L8 | Australia | Sandstone | New South Wales | |
| 4R7 | Australia | Sandstone | New South Wales | |
| 4R8 | Australia | Sandstone | New South Wales | |
| 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 | |
| 10RB22 | United States | Ohio | Sandstone | Warren |
| 13ra10 | United States | Ohio | Dolomite | Bellefountaine |
| 6La13 | United States | Pennsylvania | Sandstone | Monongahela City |
| 7Lb19 | United States | Ohio | Sandstone | Portsmouth |
| 8RA32 | United States | Texas | Sandstone | Milsap |
| 9RA33 | United States | Minnesota | Sandstone | Jordan |
| 11RA37 | United States | Tennessee | Sandstone | Sewanee |
| 14ra13 | United States | Ohio | Dolomite | Columbus Grove |
| 5LB5 | United States | Ohio | Sandstone | Newburgh |
| 6RA31 | United States | California | Sandstone | Haywards |
| 8LA21 | United States | Ohio | Sandstone | Steubensville Jefferson Co. |
| 9La32 | United States | Texas | Sandstone | Range |
| S2-7 | United States | Ohio | Sandstone | McDermott |
| 10RB29 | United States | New York | Sandstone | Medina |
| 13RA11 | United States | Ohio | Dolomite | Springfield |
| 4L9 | United States | Ohio | Sandstone | Berea |
| 6LA15 | United States | Pennsylvania | Sandstone | Washington |
| 7LB29 | United States | California | Sandstone | Livermore |
| 8RA33 | United States | Colorado | Sandstone | Longmont |
| 9RA34 | United States | Missouri | Sandstone | Rockville |
| 11RA38 | United States | Tennessee | Sandstone | Ducktown |
| 14RA14 | United States | Iowa | Dolomite | Ames Station Story Co. |
| 5LB6 | United States | Ohio | Sandstone | Newark |
| 6RA4 | United States | Pennsylvania | Sandstone | Connellsville |
| 8LA24 | United States | North Carolina | Sandstone | Sanford |
| 9La34 | United States | West Virginia | Sandstone | Kingwood |
| S2-8 | United States | Idaho | Sandstone | Boise |
| 10RB31 | United States | Texas | Sandstone | Mormon Mills |
| 13RA14 | United States | Iowa | Dolomite | Dixon Sta. |
| 4LB12 | United States | Indiana | Limestone | Salem |
| 6La16 | United States | Pennsylvania | Sandstone | Titusville |
| 7LB39 | United States | New Jersey | Sandstone | Pleasant Val. |
| 8RA36 | United States | Missouri | Sandstone | Nevada |
| 9RA36 | United States | West Virginia | Sandstone | Kingwood |
| 11RB15 | United States | Iowa | Dolomite | Lansing |
| 14RA15 | United States | Iowa | Dolomite | Winterset |
| 5RA1 | United States | Ohio | Sandstone | Massillon |
| 6RA6 | United States | Pennsylvania | Sandstone | Farrandsville |
| 8LA26 | United States | North Carolina | Sandstone | Wadesboro |
| 9LA36 | United States | New Jersey | Conglomerate | May's Landing Atlantic Co. |
| S3-11 | United States | Ohio | Sandstone | McDermott |
| 10RB32 | United States | Colorado | Sandstone | Fort Collins |
| 13RA16 | United States | Iowa | Dolomite | Stone City |
| 6LA20 | United States | Ohio | Sandstone | Newark |
| 7LB40 | United States | New Jersey | Sandstone | Newark |
| 8RA37 | United States | Missouri | Sandstone | Howard Co. |
| 9RA39 | United States | Wyoming | Sandstone | Rawlins |
| 11RB26 | United States | South Dakota | Sandstone | Hot Springs |
| 5RA10 | United States | Ohio | Sandstone | Berea |
| 6RA8 | United States | Pennsylvania | Sandstone | Homewood |
| 8LA31 | United States | Kentucky | Sandstone | Johnson Co. |
| 9LA38 | United States | Indiana | Sandstone | Cannelton |
| S3-6 | United States | Ohio | Sandstone | McDermott |
| 10RB36 | United States | Missouri | Sandstone | St. Genevieve |
| 13RA18 | United States | Iowa | Limestone | Vinton |
| 6LA21 | United States | Ohio | Sandstone | Warwick |
| 7LB43 | United States | Michigan | Sandstone | L'Anse |
| 8RA4 | United States | Tennessee | Limestone | Nolensville Pike |
| 9RA41 | United States | Illinois | Sandstone | Carbondale |
| 11RB29 | United States | Virginia | Sandstone | Manassas |
| 5RA11 | United States | Ohio | Sandstone | Lithopolis |
| 6RA9 | United States | Pennsylvania | Sandstone | Garland |
| 8LA35 | United States | Connecticut | Sandstone | E. Haven |
| 9LA39 | United States | Indiana | Sandstone | French Lick Twp. |
| 10RB48 | United States | Wisconsin | Sandstone | Ableman |
| 13RA22 | United States | Missouri | Sandstone | Miami Station Carroll Co. |
| 4R9 | United States | Ohio | Sandstone | Berea |
| 6LA3 | United States | Pennsylvania | Sandstone | Wampum |
| 7LB44 | United States | Michigan | Sandstone | Stony Point |
| 8RA40 | United States | New Jersey | Sandstone | Belleville |
| 9RA42 | United States | Illinois | Sandstone | Xenia |
| 11RB33 | United States | Oregon | Sandstone | Jacksonville |
| 14RA48 | United States | Texas | Limestone | Cedar Park |
| 5RA12 | United States | Ohio | Sandstone | Euclid |