Pincode 602023 have been assigned to 12 locations.

Allikuzhi , Poondi , Tiruvallur
Devandavakkam , Poondi , Tiruvallur
Nambakkam , Poondi , Tiruvallur
Neiveli , Poondi , Tiruvallur
Nelvoy , Poondi , Tiruvallur
Odappai , Poondi , Tiruvallur
Placepalayam , Poondi , Tiruvallur
Poondi , Tiruvallur , Tiurvallur
Pullarambakkam , Poondi , Tiruvallur
Sandarayanpalayam , Poondi , Tiruvallur
Timmaboopalapuram , Poondi , Tiruvallur
Vellathukottai , Poondi , Tiruvallur