I FLAG SUPERIOR C D & E CLASS SUBMARINES. UNTIL THE SECOND WORLD WAR, IT WAS USUAL FOR SUBMARINES TO HAVE ONLY A PENNANT NUMBER AND NO NAME; WINSTON CHURCHILL DIRECTED THAT ALL SUBMARINES BE NAMED.
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Pennant Number Name Information
I00 SUBMARINE BII I0I SUBMARINE AII I02 SUBMARINE AI2 I03 SUBMARINE AI3 II0 SUBMARINE AI0 II5 SUBMARINE A5 II6 SUBMARINE A6 II7 SUBMARINE A7 II8 SUBMARINE A8 II9 SUBMARINE A9 I20 SUBMARINE BI0 I2I SUBMARINE BI I22 SUBMARINE B2 I23 SUBMARINE B3 I24 SUBMARINE B4 I25 SUBMARINE B5 I26 SUBMARINE B6 I27 SUBMARINE B7 I28 SUBMARINE B8 I29 SUBMARINE B9 I30 SUBMARINE CI0 I3I SUBMARINE CI I32 SUBMARINE C2 I33 SUBMARINE C5 I34 SUBMARINE C6 I35 SUBMARINE C3 I36 SUBMARINE C4 I37 SUBMARINE C7 I38 SUBMARINE C8 I39 SUBMARINE C9 I4I SUBMARINE CII I42 SUBMARINE CI2 I43 SUBMARINE CI3 I44 SUBMARINE CI4 I45 SUBMARINE CI5 I46 SUBMARINE CI6 I47 SUBMARINE CI7 I48 SUBMARINE CI8 I49 SUBMARINE CI9 I50 SUBMARINE C20 I5I SUBMARINE C2I I52 SUBMARINE C22 I53 SUBMARINE C23 I54 SUBMARINE C24 I55 SUBMARINE C25 I56 SUBMARINE C26 I57 SUBMARINE C27 I58 SUBMARINE C28 I59 SUBMARINE C29 I60 SUBMARINE C30 I6I SUBMARINE C3I I62 SUBMARINE C32 I63 SUBMARINE C33 I64 SUBMARINE C34 I65 SUBMARINE C35 I66 SUBMARINE C36 I67 SUBMARINE C37 I68 SUBMARINE C38 I69 SUBMARINE E20 I70 SUBMARINE E2I I7I SUBMARINE DI I72 SUBMARINE D2 I73 SUBMARINE D3 I74 SUBMARINE D4 I75 SUBMARINE D5 I76 SUBMARINE D6 I77 SUBMARINE D7 I78 SUBMARINE D8 I79 SUBMARINE E22 I8I SUBMARINE EI I82 SUBMARINE E2 183 SUBMARINE E3 184 SUBMARINE E4 185 SUBMARINE E5 186 SUBMARINE E6 187 SUBMARINE E7 188 SUBMARINE E8 189 SUBMARINE E9 190 SUBMARINE E10 191 SUBMARINE E11 192 SUBMARINE E12 193 SUBMARINE E13 194 SUBMARINE E14 195 SUBMARINE E15 196 SUBMARINE E16 197 SUBMARINE E17 198 SUBMARINE E18 199 SUBMARINE E19 IA0 SUBMARINE F1 IA1 SUBMARINE F2 IA2 SUBMARINE F3 IA3 SUBMARINE G1 IA4 SUBMARINE G2 IA5 SUBMARINE G3 IA6 SUBMARINE G4 IA7 SUBMARINE G5 IA8 SUBMARINE G6 IA9 SUBMARINE G7 I04 SUBMARINE S1 I0A SUBMARINE S2 I1A SUBMARINE S3
