Remplacer point superflu dans chaine de caracteres

Bonjour,
Que dois-je faire pour supprimer le point
après 155, 156, 64, 91 etc.

En vous remerciant

Centurion

155.432.74
155.476.40
155.834.39
155.912.94
155.937.49
156.085.51
156.259.34
156.331.34
156.520.13
156.533.07
156.693.81
165.949.17
166.222.03
64.040.04
64.083.70
64.441.69
64.520.24
64.544.79
64.692.81
64.866.64
64.938.64
65.127.43
65.140.38
65.301.11
65.387.59
65.660.46
91.392.70
91.392.70
91.392.70
91.392.70
91.392.70
91.392.70
91.392.70
91.392.70
91.392.70
91.392.70
91.392.70
100.561.58
100.561.58