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Stone description: carboniferous
| Wall Number | Country | State Sort descending | Classification | Source |
|---|---|---|---|---|
| 11LB28 | Scotland | Sandstone | Ballochmyle | |
| 9LA45 | Canada | Sandstone | Mary's Point, New Brunswick | |
| 8LA12 | United States | Illinois | Limestone | Kinderhook |
| 9LB41 | United States | Indiana | Sandstone | Williamsport |
| 9LB12 | United States | Iowa | Limestone | Earlham |
| 9LB9 | United States | Iowa | Limestone | Earlham |
| 10LA19 | United States | Iowa | Limestone | Bedford |
| 13LA16 | United States | Iowa | Limestone | Fort Dodge |
| 13RA19 | United States | Iowa | Limestone | Macedonia |
| 14RA15 | United States | Iowa | Dolomite | Winterset |
| 14RA24 | United States | Iowa | Limestone | Bedford |
| 14RB22 | United States | Iowa | Limestone | Stennett |
| 9LA11 | United States | Iowa | Limestone | Corning |
| 9LA12 | United States | Iowa | Limestone | Earlham |
| 10LB12 | United States | Kansas | Dolomite | Topeka |
| 11LB8 | United States | Kansas | Dolomite | Topeka |
| 11RA26 | United States | Kansas | Limestone | Atchison |
| 14RB43 | United States | Kentucky | Limestone | Lebanon |
| 14RB46 | United States | Kentucky | Limestone | Stewart's Mill Clark Co. |
| 9RA34 | United States | Missouri | Sandstone | Rockville |
| 9RB32 | United States | Missouri | Sandstone | Meadville |
| 10LB6 | United States | Missouri | Limestone | Clinton |
| 10LB7 | United States | Missouri | Limestone | Clinton |
| 11LA21 | United States | Missouri | Limestone | Pleasant Hill |
| 11LB30 | United States | Missouri | Sandstone | Butler |
| 12LA22 | United States | Missouri | Limestone | Pleasant Hill |
| 8LA36 | United States | Missouri | Sandstone | Clinton |
| 8LA37 | United States | Missouri | Sandstone | Warrensburg |
| 8LB37 | United States | Missouri | Sandstone | Rockville |
| 13RA22 | United States | Missouri | Sandstone | Miami Station Carroll Co. |
| 8RA36 | United States | Missouri | Sandstone | Nevada |
| 8RA37 | United States | Missouri | Sandstone | Howard Co. |
| 8RB37 | United States | Missouri | Sandstone | Clinton |
| 13RB5 | United States | New York | Limestone | Kingston |
| 5La8 | United States | Ohio | Sandstone | Youngstown |
| 5Lb3 | United States | Ohio | Sandstone | Zanesville |
| 5LB4 | United States | Ohio | Sandstone | New Philadelphia |
| 9LB23 | United States | Ohio | Sandstone | Marietta |
| 5RA1 | United States | Ohio | Sandstone | Massillon |
| 5RA13 | United States | Ohio | Sandstone | Marietta |
| 5RA15 | United States | Ohio | Sandstone | Cambridge |
| 5RA3 | United States | Ohio | Sandstone | Bellaire |
| 5RA5 | United States | Ohio | Sandstone | Marietta |
| 5RA7 | United States | Ohio | Sandstone | Lewis Mills |
| 5RB2 | United States | Ohio | Sandstone | Canal Dover Tuscarawas Co. |
| 5RB4 | United States | Ohio | Sandstone | Bellaire |
| 6RB21 | United States | Ohio | Sandstone | Marietta |
| 5RB6 | United States | Ohio | Sandstone | Cumberland |
| 5RB7 | United States | Ohio | Sandstone | Cumberland |
| 7LA19 | United States | Ohio | Sandstone | Akron |
| 8LA21 | United States | Ohio | Sandstone | Steubensville Jefferson Co. |
| 6LA21 | United States | Ohio | Sandstone | Warwick |
| 12LB31 | United States | Ohio | Limestone | Zanesville |
| 12RB33 | United States | Ohio | Limestone | Millersburg |
| 8LB21 | United States | Ohio | Sandstone | Steubensville Jefferson Co. |
| 6LB21 | United States | Ohio | Sandstone | Millersburg |
| 6LB39 | United States | Ohio | Sandstone | Youngstown |
| 5LA11 | United States | Ohio | Sandstone | Windham |
| 5LA13 | United States | Ohio | Sandstone | New Lisbon |
| 5LA7 | United States | Ohio | Sandstone | Millersburg |
| 6RA10 | United States | Pennsylvania | Sandstone | Johnstown |
| 6RA11 | United States | Pennsylvania | Sandstone | Layton Station Fayette Co. |
| 9Lb17 | United States | Pennsylvania | Sandstone | Homewood |
| 6RA12 | United States | Pennsylvania | Sandstone | Lucesco |
| 6RA14 | United States | Pennsylvania | Sandstone | Fuller |
| 6RA15 | United States | Pennsylvania | Sandstone | Connellsville |
| 9RA18 | United States | Pennsylvania | Sandstone | Meadville |
| 6RA17 | United States | Pennsylvania | Sandstone | Greensburgh |
| 10Lb19 | United States | Pennsylvania | Sandstone | Stoop's Ferry |
| 6RA4 | United States | Pennsylvania | Sandstone | Connellsville |
| 9RB18 | United States | Pennsylvania | Sandstone | Scottsdale |
| 6RA7 | United States | Pennsylvania | Sandstone | Derry Station Westmorland Co. |
| 6RA8 | United States | Pennsylvania | Sandstone | Homewood |
| 6RA9 | United States | Pennsylvania | Sandstone | Garland |
| 6RB3 | United States | Pennsylvania | Sandstone | Kiasola Station Beaver Co. |
| 6RB5 | United States | Pennsylvania | Sandstone | Greenville |
| 6La10 | United States | Pennsylvania | Sandstone | Stoneboro |
| 6RB7 | United States | Pennsylvania | Sandstone | Cannonsburgh |
| 6La13 | United States | Pennsylvania | Sandstone | Monongahela City |
| 6LA15 | United States | Pennsylvania | Sandstone | Washington |
| 6La16 | United States | Pennsylvania | Sandstone | Titusville |
| 6LA3 | United States | Pennsylvania | Sandstone | Wampum |
| 6La4 | United States | Pennsylvania | Sandstone | Wampum |
| 6LA6 | United States | Pennsylvania | Sandstone | Scottsdale |
| 6La9 | United States | Pennsylvania | Sandstone | Waynesburgh |
| 6LB11 | United States | Pennsylvania | Sandstone | Sharon |
| 6LB13 | United States | Pennsylvania | Sandstone | Beaver Falls |
| 6LB2 | United States | Pennsylvania | Sandstone | Mauch Chunk |
| 14RA9 | United States | Pennsylvania | Limestone | Vanport |
| 6LB3 | United States | Pennsylvania | Sandstone | Oil City |
| 6LB4 | United States | Pennsylvania | Sandstone | Schickshinny Luzerne Co. |
| 6LB6 | United States | Pennsylvania | Sandstone | Prospect |
| 9La17 | United States | Pennsylvania | Sandstone | Schickshinny Luzerne Co. |
| 6LB8 | United States | Pennsylvania | Sandstone | Webster |
| 9LA18 | United States | Pennsylvania | Sandstone | Antrim |
| 6LB9 | United States | Pennsylvania | Sandstone | Baden |
| 10RB31 | United States | Texas | Sandstone | Mormon Mills |
| 8RA46 | United States | Washington | Sandstone | Bellingham |
| 10Lb37 | United States | West Virginia | Sandstone | Grafton |
| 9RB35 | United States | West Virginia | Sandstone | Charleston |