Average GPS coordinates for Chepauk Postcode location: 13.059, 80.279. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Chepauk on map:

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Listing cities & postcodes (1):
>> Tamil Nadu, 600005 Chepauk, Chennai, GPS coordinates: 13.0594,80.2789