Srisailam Sub Office — Pincode 518101
Nandyal, Andhra Pradesh
📍 Location Map — Pincode 518101
Shaded area shows approximate coverage. Map data © OpenStreetMap contributors.
🏤 Post Offices under Pincode 518101
| Office Name | Type | Delivery | District |
|---|---|---|---|
| Srisailam Sub Office | PO | ✓ Yes | Nandyal |
🔢 How Pincode 518101 is Constructed
Every Indian PIN (Postal Index Number) code is a 6-digit number. Each digit group encodes geographic and administrative information about the delivery area.
The first digit identifies one of India's 9 postal zones. Zone 5 covers Andhra Pradesh, Telangana, Karnataka, MP, Chhattisgarh.
The first two digits together (51) identify the sub-zone. All pincodes in Andhra Pradesh begin with 51.
The third digit narrows to a sorting district. The prefix 518 routes mail to the sorting office serving Nandyal in Andhra Pradesh.
Route 10 identifies the specific delivery area within Nandyal.
The final digit identifies the specific post office. Office 1 designates Srisailam Sub Office in Nandyal.
❓ Frequently Asked Questions
What is the pincode for Srisailam Sub Office?
The pincode for Srisailam Sub Office is 518101. It is a PO located in Nandyal, Andhra Pradesh.
How many post offices are in pincode 518101?
There is 1 post office operating under pincode 518101 in Nandyal, Andhra Pradesh.
Is delivery available at pincode 518101?
Yes, delivery is available at pincode 518101 through Srisailam Sub Office and its associated offices.
Which district does pincode 518101 belong to?
Pincode 518101 is located in Nandyal district in the state of Andhra Pradesh. It falls under the Andhra Pradesh postal circle.
What postal zone is pincode 518101 in?
Pincode 518101 falls in Zone 5 — Southern & Central India. The sub-zone prefix 51 corresponds to Andhra Pradesh.
🏤 Types of Post Offices in India
India Post operates a hierarchical network. Pincode 518101 is served by a PO.
The primary administrative hub for a postal division, overseeing all sub-offices and branch offices in its area.
The chief post office of a major city or state, handling the largest mail volume and often housing the Postmaster General.
Operates under an HPO, providing all standard postal services in urban and semi-urban areas.
The smallest tier, typically in rural areas. India has over 130,000 branch offices — the largest postal network in the world.