1. The Church of St. Polycarp in Izmir is one of the oldest Christian churches in the world. It is dedicated to St. Polycarp, a prominent figure in early Christianity who was the Bishop of Smyrna (ancient name for Izmir) in the 2nd century AD. The church is believed to be built on the site where St. Polycarp was martyred.

The church’s original structure dates back to the 4th century AD, making it one of the oldest surviving Christian buildings. Over the centuries, it has undergone several renovations and alterations, but it still retains its original essence and historical significance.

The architecture of the Church of St. Polycarp is a blend of Byzantine, Roman, and Ottoman styles. It features a cruciform plan with a dome supported by four arches. The interior is adorned with beautiful frescoes and mosaics depicting biblical scenes and saints. The church also houses the relics of St. Polycarp, which are kept in a silver reliquary.

2. The working time and phone number for the Church of St. Polycarp may vary, so it is advisable to check for the most up-to-date information. You can try contacting the church authorities or a local tourist information center in Izmir to inquire about the working hours and contact details.

3. As for ticket information and transportation, the Church of St. Polycarp is open to visitors, and entrance is usually free. However, it is always recommended to double-check if there are any ticket requirements or fees before visiting.

In terms of transportation, the church is located in the city center of Izmir, making it easily accessible. You can reach the church by public transportation such as buses, taxis, or using the local metro system if available. It is also possible to walk to the church if you are staying in the nearby area.