Jhajjar have 19 pincodes.

Dujana 6 locations 124102
Jhajjar 21 locations 124103
Nehru College Jhajjar 10 locations 124104
Badli (Jhajjar) 10 locations 124105
Matanhail 11 locations 124106
Dighal 5 locations 124107
Machrauli 9 locations 124108
Dhakla 11 locations 124109
Bahu 5 locations 124142
Sahlawas 8 locations 124146
Beri 7 locations 124201
Dubaldhan 4 locations 124202
Hassangarh 1 locations 124404
Sampla 1 locations 124501
Charra 3 locations 124504
Assaudha 8 locations 124505
Mandothi 2 locations 124506
Bahadurgarh 5 locations 124507
Bahadurgarh Mandi 12 locations 124508