Proastiakos Thessaloniki

The Line connects the Macedonian regional capital with the Thessalian regional capital. It has a total of 12 stations and is displayed in blue on TRAINOSE maps. It was inaugurated on 9 September 2007 and initially connected Thessaloniki with Katerini and, the beaches of South Pieria and Litochoro, while on 7 September 2008 with the completion of the electrification of the Thessaloniki-Domokos section of track services were extended to Larissa.[8] The section Thessaloniki-Katerini-Litochoro is the first suburban connection outside of Athens. Today, services commence from Thessaloniki station passes through Sindos, Adendro, and Platy, where it is separated from the line Thessaloniki - Edessa, continues southeast to Korinos, the city of Katerini, Litochoro, and then south to Neos Resources of Pieria. Finally, it passes east of Rapsani, through Tempi, and after crossing the Evangelism of Larissa, it ends in the city of Larissa. The line connects the urban centers of Thessaloniki, Katerini, and Larissa as well as the southern coast of Pieria, thus connecting areas of Central Macedonia with Thessaly. In the future, the construction of an intermediate stop in Panteleimon between Neoi Poroi and Leptokarya is foreseen for the re-service of Platamonas.

The Line connects the Macedonian regional capital with Florina in Western Macedonia. It has a total of 25 stations and is displayed in red on TRAINOSE maps. It was inaugurated in 2010 and initially connected Thessaloniki with Veria and Edessa, while later the route to and from Florina was included in the line, which was initially operated by regional trains. In May 2008 the already existing line Thessaloniki-Edessa via Veria Line was included as a suburban service with the prospect of electrification in the near future.

Today, the service begins from Thessaloniki station, passing through Sindos, Adendro, and Plati Imathia, where it is separated from the Athens - Thessaloniki line, continues southwest to Veria, north to Naoussa and Skydra, and then west to Edessa and Lamb. Then, it continues southwest along Lake Vegoritida to Amyntaio, and after turning north to Vevi, it heads west for the last time to reach Florina. The line connected the urban centers of Thessaloniki, Veria, Florina, and Edessa as well as the waterfalls of the same name, thus uniting areas of Central and Western Macedonia.

The Line connects the Macedonian regional capital with its second-largest city Serres. It has a total of 20 stations and is displayed in light blue on TRAINOSE maps. Services commenced on 3 February 2020, on what is the 3rd line of the Thessaloniki suburban network, Forming the daily connection of the 2 cities, with existing intermediate stations.[9][10]