HDFC Bank is in Follwing Districts in Haryana State

Ambala
Bahadurgarh
Bhiwani
Charki Dadri
East Champaran
Faridabad
Fatehabad
Gurgaon
Gurugram
Hisar
Hissar
Jhajjar
Jhanjhar
Jind
Kaithal
Karnal
Kurukshetra
Mahendragarh
Panchkula
Panipat
Ratia
Rewari
Rohtak
Safidon
Sirsa
Sonipat
Yamunanagar