To provide a zipper tape easily and securely closed by a user, a packaging bag with a zipper and a method of manufacturing the same.

A zipper tape 50 (51) is fitted to a bag body 11 formed of thermoplastic resin to construct a packaging bag 10 with a zipper. The zipper tape 50 (51) is formed of thermoplastic resin, and includes: a transparent belt-like sheet 52 heat-sealed to the bag body 11; and a first linear tab 13 (a second linear tab 14) disposed on the belt-like sheet 52. The first linear tab 13 (the second linear tab 14) is disposed in a longitudinal direction of the belt-like sheet 52. The first linear tab 13 (the second linear tab 14) includes: a slender base sheet part 17 whose size in a transverse direction is set to 4 mm-14 mm; and a recess line 18 and a projection line 19 whose outer shape can be fitted to the recess line 18, which are extended in the longitudinal direction of the slender base sheet part 17 and disposed opposite to each other in the transverse direction.