The 12709 / 12710 Simhapuri Express is an express train operated by South Central Railways of Indian Railways between Secunderabad and Gudur in Nellore district of Andhra Pradesh.

The train runs from Secunderabad Junction via Kazipet Junction, Warangal, Khammam, Vijayawada Junction, Tenali Junction, Bapatla, Chirala, Ongole, Singarayakonda, Kavali, Bitragunta, Nellore, Vedayapalem Gudur Junction.

The train shares its rake with 12704/12704 Falaknuma Express.

The train is consists of 22 LHB coaches; As is customary with most other train services in India, coach composition may be amended at the discretion of Indian Railways, depending on demand.

Both trains are hauled by a Lallaguda Loco Shed based WAP-7 electric locomotive from end to end.