This Application also woks in OFFLINE

Get all STD Code in Offline
Get all Postal / ZIP in Offline
Get all Vehicle Registration Code in Offline

1. Pin code Finder (Postal code) :
a. Search pin code by district
b. Search Post office by pin code

2. Vehicle Code Finder (RTO):
a. Search by state
b. Search by letter hint which auto populate vehicle code
4. STD code:
a. Search by place name

3 STD Code Finder
a. Search by area name
b. Search by std code

Pincode, Vehicle, STD Finder does not require internet always.