- K.K.Nagar S.O (Tiruchirappalli)
Pincode: 620021, Sub Office(Delivery)
- K.Palayam B.O
Pincode: 621206, Branch Office(Delivery)
- K.Periyapatti B.O
Pincode: 621306, Branch Office(Delivery)
- K.Sathanur B.O
Pincode: 620021, Branch Office(Delivery)
- Kaduvetti B.O
Pincode: 621207, Branch Office(Delivery)
- Kalingamudayanpatti B.O
Pincode: 621008, Branch Office(Delivery)
- Kalingapatti B.O
Pincode: 621308, Branch Office(Delivery)
- Kaliyampatti B.O
Pincode: 621014, Branch Office(Delivery)
- Kalladipatti B.O
Pincode: 621014, Branch Office(Delivery)
- Kallagam S.O
Pincode: 621653, Sub Office(Delivery)
- Kallakudi North S.O
Pincode: 621652, Sub Office(Delivery)
- Kallakudi TR S.O
Pincode: 621651, Sub Office(Delivery)
- Kallupatti S.O (Tiruchirappalli)
Pincode: 621304, Sub Office(Delivery)
- Kalpalayam B.O
Pincode: 621005, Branch Office(Delivery)
- Kalpatti B.O
Pincode: 621315, Branch Office(Delivery)
- Kamalapuram B.O
Pincode: 621215, Branch Office(Delivery)
- Kamarajanagar B.O
Pincode: 620010, Branch Office(Non Delivery)
- Kamarajapuram (BHEL) S.O
Pincode: 620014, Sub Office(Non Delivery)
- Kambarasampettai B.O
Pincode: 620101, Branch Office(Delivery)
- Kanakiliyanallur B.O
Pincode: 621651, Branch Office(Delivery)
- Kanjanaickenpatti B.O
Pincode: 621314, Branch Office(Delivery)
- Kannakudi B.O
Pincode: 621711, Branch Office(Delivery)
- Kannanur S.O
Pincode: 621206, Sub Office(Delivery)
- Kannivadugapatti B.O
Pincode: 621310, Branch Office(Delivery)
- Kannudayanpatti B.O
Pincode: 621306, Branch Office(Delivery)
- Kannuthu B.O
Pincode: 621315, Branch Office(Delivery)
- Karaipatti B.O
Pincode: 621314, Branch Office(Delivery)
- Karattampatti B.O
Pincode: 621014, Branch Office(Delivery)
- Kargudi B.O
Pincode: 621210, Branch Office(Delivery)
- Karikali B.O
Pincode: 621210, Branch Office(Delivery)
- Kariyamanickam B.O
Pincode: 621005, Branch Office(Delivery)
- Karumakavundanpatti B.O
Pincode: 621307, Branch Office(Delivery)
- Karumalai B.O
Pincode: 621314, Branch Office(Delivery)
- Karungulam B.O
Pincode: 621315, Branch Office(Delivery)
- Karuppur (Manaparai) B.O
Pincode: 621310, Branch Office(Delivery)
- Kattanampatti B.O
Pincode: 621206, Branch Office(Delivery)
- Kattukulam B.O
Pincode: 621009, Branch Office(Delivery)
- Kattuputhur S.O
Pincode: 621207, Sub Office(Delivery)
- Kattur Puvalur S.O
Pincode: 621706, Sub Office(Delivery)
- Keelarasur B.O
Pincode: 621653, Branch Office(Delivery)
- Khajamalai Colony S.O
Pincode: 620020, Sub Office(Non Delivery)
- Khajanagar S.O
Pincode: 620023, Sub Office(Delivery)
- Kidaram B.O
Pincode: 621207, Branch Office(Delivery)
- Kilakalkandarkottai B.O
Pincode: 620011, Branch Office(Delivery)
- Kilakunnupatti B.O
Pincode: 621004, Branch Office(Delivery)
- Kilakurichi B.O
Pincode: 620011, Branch Office(Delivery)
- Kilianallur B.O
Pincode: 621213, Branch Office(Delivery)
- Kinathur B.O
Pincode: 621002, Branch Office(Delivery)
- Kirambur S.O
Pincode: 621002, Sub Office(Delivery)
- Kodiyalam B.O
Pincode: 639115, Branch Office(Delivery)