| 6.7.1958 | Västkustloppet [GT1.6] | 1 | 356 A 1500 GS Carrera GT Coupé | Carl-Gunnar Hammarlund | | 1st |
| 6.7.1958 | Västkustloppet [GT1.6] | 2 | 356 A Carrera | Karl-Viktor Andersson | | 4th |
| 6.7.1958 | Västkustloppet [GT1.6] | 3 | 356 A Carrera | Egon Wohlin | | 2nd |
| 6.7.1958 | Västkustloppet [GT1.6] | 5 | 356 1600 Super | Harry Bengtsson | | 5th |
| 6.7.1958 | Västkustloppet [GT1.6] | 6 | 356 1600 Super | Harald Kronegard | | 3rd |
| 6.7.1958 | BMRC Charterhall [BMRC Trophy Handicap] | 7 | 356 A 1600 Super | Jim Clark | Border Reivers | DNS |
| 6.7.1958 | BMRC Charterhall [Production Handicap] | 7 | 356 A 1600 Super | Jim Clark | Border Reivers | 4th |
| 6.7.1958 | SCCA Regional Vaca Valley [FM+GM+HM] | 12 | 550 RS | Eldon Beagle | Eldon Beagle | 2nd |
| 6.7.1958 | SCCA Regional Vaca Valley [FM+GM+HM] | 15 | 550 | John Stevenson | | 6th |
| 6.7.1958 | SCCA Regional Vaca Valley [FP+GP+HP] | 20 | 356 A Carrera GT | Don Dickey | Donald Dickey | 1st |
| 6.7.1958 | SCCA Regional Vaca Valley [CM+DM+EM] | 27 | Special | Russell May | Russ May | 10th |
| 6.7.1958 | BMRC Charterhall [BMRC Trophy Handicap] | 31 | 356 A 1500 GS Carrera | Gordon Durham | G. Durham | raced |
| 6.7.1958 | SCCA Regional Vaca Valley [FM+GM+HM] | 44 | Special | Pierre Phillips | Dave Skilling | 7th |
| 6.7.1958 | SCCA Regional Vaca Valley [FP+GP+HP] | 57 | 356 Super | Charles Adams | Charles Adams | 6th |
| 6.7.1958 | SCCA Regional Vaca Valley [FM+GM+HM] | 70 | 550 | Fred Block | Fred Block | 10th |
| 6.7.1958 | Preliminary Vaca Valley [300SL+Jag+Bristol+Corv+Carrera+AHS] | 75 | 356 A Carrera GT | Jimmy Moore | Jimmie Moore | DNA |
| 6.7.1958 | SCCA Regional Vaca Valley [FP+GP+HP] | 75 | 356 A Carrera GT | Jimmy Moore | Jimmy Moore | DNA |
| 6.7.1958 | SCCA Regional Vaca Valley [FM+GM+HM] | 88 | 550 RS | Jack McAfee | Stan Sugarman | 1st |
| 6.7.1958 | SCCA Regional Vaca Valley [CM+DM+EM] | 88 | 550 RS | Jack McAfee | Stan Sugarman | 2nd |
| 6.7.1958 | SCCA Regional Vaca Valley [FP+GP+HP] | 92 | 356 Super | Jimmy Castle | Jim Castle | 11th |
| 6.7.1958 | SCCA Regional Vaca Valley [FP+GP+HP] | 102 | 356 Super | Jack Woodard | Jack Woodward | DNA |
| 6.7.1958 | SCCA Regional Vaca Valley [FP+GP+HP] | 107 | 356 Normal | Charles Kuhn | Charles Kuhn | raced |
| 6.7.1958 | SCCA Regional Vaca Valley [FP+GP+HP] | 116 | 356 Super | Bob Herda | Bob Herda | 3rd |
| 6.7.1958 | SCCA Regional Vaca Valley [FP+GP+HP] | 118 | 356 A Carrera GT | Jean Pierre Kunstle | K. P. Kunstle | DNA |
| 6.7.1958 | SCCA Regional Vaca Valley [FP+GP+HP] | 125 | 356 Super | William Slater | William Slater | 8th |
| 6.7.1958 | SCCA Regional Vaca Valley [FP+GP+HP] | 127 | 356 Super | Leon Robertson | Leon Robertson | 7th |
| 6.7.1958 | SCCA Regional Vaca Valley [FP+GP+HP] | 136 | 356 Super | Emil Pardee | Emil Pardee | 5th |
| 6.7.1958 | SCCA Regional Vaca Valley [FM+GM+HM] | 141 | 550 | Jack West | Jack West | 3rd |
| 6.7.1958 | SCCA Regional Vaca Valley [CM+DM+EM] | 141 | 550 | Jack West | Jack West | 9th |
| 6.7.1958 | SCCA Regional Vaca Valley [FP+GP+HP] | 170 | 356 A Carrera GT | Ed Vincent | Ed Vincent | raced |
| 6.7.1958 | SCCA Regional Vaca Valley [FP+GP+HP] | 177 | 356 A Carrera | Dan Herman | Dan Herman | 4th |
| 6.7.1958 | Preliminary Vaca Valley [300SL+Jag+Bristol+Corv+Carrera+AHS] | 180 | 356 A Carrera GT | Carl Meyer | Carl Meyer | DNA |
| 6.7.1958 | SCCA Regional Vaca Valley [FP+GP+HP] | 180 | 356 A Carrera GT | Carl Meyer | Carl Meyer | 2nd |
| 6.7.1958 | SCCA Regional Vaca Valley [FP+GP+HP] | 190 | 356 Coupé | Bob Hagin | | 20th |
| 6.7.1958 | SCCA Regional Vaca Valley [FM+GM+HM] | 212 | 550 | Erv Lehr | Ervin Lehr | 4th |
| 6.7.1958 | Hawaii [S1.6 Heat 2] | | 550 | Loretta Richert | | 1st |
| 6.7.1958 | Hawaii [Main] | | | Gil Geer | | 9th |
| 6.7.1958 | Hawaii [Novice] | | 550 | Tom Richert | | 1st |
| 6.7.1958 | Hawaii [S1.6 Heat 1] | | 550 | Loretta Richert | | 1st |
| 6.7.1958 | Hammond [Production 1.5+TR3+HM] | | 356 Super Speedster | W. Phillips | | 3rd |
| 6.7.1958 | Baden Rock | | | Ludwig Fischer | | 2nd |
| 6.7.1958 | Hawaii [Main] | | 550 | Loretta Richert | | 4th |
| 6.7.1958 | Hammond [Production 1.5+TR3+HM] | | 356 | Eddie Cordaro | | 2nd |
| 12.7.1958 | BRSCC Full Sutton [GT] | 47 | 356 A 1600 Super | Jim Clark | Border Reivers | 2nd |
| 12.7.1958 | Leinster Trophy | | | N. O'Flaherty | | 5th |
| 12.7.1958 | Preliminary Traverse City [Novice 1.5] | | 356 A Speedster | John Romig | | 1st |
| 12.7.1958 | Preliminary Traverse City [Novice 1.5] | | 356 | Nelson Kunz | | 3rd |
| 13.7.1958 | Vila Real | 26 | 550 | Rui Marinho de Lemos | | DNF |
| 13.7.1958 | Vila Real | 32 | 550 | Joaquim Correira de Oliveira | | 8th |
| 13.7.1958 | Vila Real | 34 | 550 RS | Cypriano Flores | | 9th |
| 13.7.1958 | Traverse City [S1.5] | | Spyder | Ralph Darlington | | 1st |
| 13.7.1958 | Traverse City [S1.5] | | 550 | Jack Manting | | 2nd |
| 13.7.1958 | Traverse City [PS1.5+Sedan+HM] | | 356 | Richard Kohler | | 3rd |
| 13.7.1958 | Vila Real | | 550 | Manuel Duarte Júnior | | raced |
| 13.7.1958 | Traverse City [PS1.5+Sedan+HM] | | 356 Super | Don Wolf | | 1st |
| 13.7.1958 | Traverse City [Main] | | 550 | Jack Manting | | ?th |
| 13.7.1958 | LISCA Lime Rock [FP+?] | | 356 A | John Wright | | 3rd |
| 13.7.1958 | LISCA Lime Rock [Modified] | | 550 RS | Vic Meinhardt | | 1st |
| 13.7.1958 | LISCA Lime Rock [FP+?] | | 356 A Carrera GT | Frank Wagenhofer | | 1st |
| 13.7.1958 | Pomona [S1.5] | | 550 RS | McAfee | | 2nd |
| 19.7.1958 | Berwick [Porsche] | 31 | 356 A 1500 Super Coupé | Steve Wilder | | 2nd |
| 19.7.1958 | Berwick [Porsche] | 56 | 356 A Carrera GT | Gene Hobbs | | 1st |
| 19.7.1958 | Berwick [Porsche] | 127 | 356 A Carrera GT | Edward Eichenlaub | | 3rd |
| 19.7.1958 | BEMC Harewood Acres [Modified 1.5] | 229 | 550 | Manfred Holder | Manfred Holder | 2nd |
| 19.7.1958 | BEMC Harewood Acres [Production 3.0] | | 356 | A. F. Binder | Ecurie Sticky Wicket | ?th |
| 19.7.1958 | BEMC Harewood Acres [Production 3.0] | | 356 | Brock Farrow | Farrow Motors | ?th |
| 19.7.1958 | BEMC Harewood Acres [Production 3.0] | | 356 1600 | Ralph Luciw | Farrow Motors | ?th |
| 20.7.1958 | SCCA Regional Thompson [Production] | 4 | 356 A Carrera GT | Harry Blanchard | | 2nd |
| 20.7.1958 | SCCA Regional Thompson [FP] | 4 | 356 A Carrera GT | Harry Blanchard | | 1st |
| 20.7.1958 | SCCA Regional Thompson [FP] | 8 | 356 A 1600 Super | Charles Windisch | | 8th |
| 20.7.1958 | SCCA Regional Thompson [GT] | 8 | 356 A 1600 Super | Charles Windisch | | 8th |
| 20.7.1958 | 10 h Messina | 22 | 550 RS | Heins / Strähle | | 1st |
| 20.7.1958 | SCCA Regional Thompson [FP] | 24 | 356 A 1600 | Buel Kinne | | 7th |
| 20.7.1958 | SCCA Regional Thompson [Modified+UR] | 33 | 550 RS | Newton Davis | | 1st |
| 20.7.1958 | SCCA Regional Thompson [FP] | 35 | 356 A 1600 | Oscar Weissenborn | | DNA |
| 20.7.1958 | SCCA Regional Thompson [FP] | 42 | 356 A 1600 | Victor Czito | | 6th |
| 20.7.1958 | SCCA Regional Thompson [FP] | 45 | 356 A Coupé | John Willock | | 14th |
| 20.7.1958 | SCCA Regional Thompson [GT] | 45 | 356 A Coupé | John Willock | | 7th |
| 20.7.1958 | SCCA Regional Thompson [FP] | 66 | 356 A Carrera GT | Ed Hoyos | | 4th |
| 20.7.1958 | SCCA Regional Thompson [FP] | 77 | 356 A Carrera GT | John Bentley | | 5th |
| 20.7.1958 | SCCA Regional Thompson [Modified+UR] | 84 | 550 | Bernard Vihl | | raced |
| 20.7.1958 | SCCA Regional Thompson [Modified+UR] | 96 | 550 | Warren James | | raced |
| 20.7.1958 | SCCA Regional Thompson [FP] | 110 | 356 A 1600 Super | Bill Welsh | | 3rd |
| 20.7.1958 | SCCA Regional Thompson [Production] | 110 | 356 A Carrera GT | Bill Welsh | | raced |
| 20.7.1958 | SCCA Regional Thompson [Production] | 111 | 356 A Carrera GT | Frank Wagenhofer | | 3rd |
| 20.7.1958 | SCCA Regional Thompson [FP] | 111 | 356 A Carrera GT | Frank Wagenhofer | | 2nd |
| 20.7.1958 | SCCA Regional Thompson [FP] | 117 | 356 A 1600 | Joe Trotter | | 10th |
| 20.7.1958 | 10 h Messina | | | de Beaufort / von Döry | | ?th |
| 20.7.1958 | 10 h Messina | | 356 A 1500 GS Carrera GT Coupé | Pucci / von Hanstein | | 4th |
| 24.7.1958 | Lourenço Marques | 29 | 550 RS | Ian Fraser Jones | | 2nd |
| 26.7.1958 | Zandvoort | 59 | 550 RS | Carel Godin de Beaufort | | ?th |
| 27.7.1958 | Clermont-Ferrand [F2] | 34 | 1500 RS | Robert Buchet | Auguste Veuillet | 13th |
| 27.7.1958 | Clermont-Ferrand [F2] | 44 | 550 RS | Claude Storez | Auguste Veuillet | 5th |
| 27.7.1958 | Trophée d'Auvergne | 54 | 356 A 1500 GS Carrera | Dieter Feth | | ?th |
| 27.7.1958 | Trophée d'Auvergne | 58 | 356 | Christian Goethals | | DNA |
| 27.7.1958 | Trophée d'Auvergne | 62 | 356 A 1500 GS Carrera | Behra / Marx | | 12th |
| 27.7.1958 | Trophée d'Auvergne | 64 | 356 | Malle / Burggraff | | DNA |
| 27.7.1958 | Trophée d'Auvergne | 68 | 356 A 1500 GS Carrera | André Testut | | ?th |
| 27.7.1958 | Trophée d'Auvergne | 70 | 356 | Pierre Marx | | DNA |
| 27.7.1958 | Trophée d'Auvergne | 116 | 356 | Imbard / Roque | | DNA |