What is the SMS Packet count/range?

English & Urdu SMS packet cost

English Text:

1 To 160 Character 1 SMS Message (s) Count.
161 To 306 Character 2 SMS Message (s) Count.
307 To 459 Character 3 SMS Message (s) Count.
460 To 612 Character 4 SMS Message (s) Count.
613 To 765 Character 5 SMS Message (s) Count.

Urdu Text:

1 To 70 Character - 1 SMS Message (s) Count.

71 To 134 Character - 2 SMS Message (s) Count.

135 To 201 Character - 3 SMS Message (s) Count.

202 To 268 Character - 4 SMS Message (s) Count.

269 To 335 Character - 5 SMS Message (s) Count.