The 2018 Liga 3 Regional Round was played from 24 September to 15 November 2018. A total of 69 teams competed in the regional round to decide 12 of the 32 places in the national round of the 2018 Liga 3.[1]
The following 69 teams entered the regional winner route divided into seven regions:
| Sumatra Region | |
|---|---|
| Province | Teams |
| North Sumatra | PSDS |
| Medan Utama | |
| PS Bhinneka | |
| West Sumatra | Solok |
| Batang Anai | |
| Riau | AS Abadi |
| PS Petalangan | |
| Riau Islands | PS Putra Kundur |
| Jambi | Batanghari |
| Bangka Belitung | PS Basel |
| Bengkulu | PS Benteng |
| Lampung | Putrad |
| SS Lampung | |
| Kalimantan Region | |
|---|---|
| Province | Teams |
| Central Kalimantan | Persesam |
| South Kalimantan | Kotabaru |
| Persetala | |
| East Kalimantan | PS PU |
| Bontang City | |
| Lesser Sunda Islands Region | |
|---|---|
| Province | Teams |
| Bali | Putra Tresna |
| West Nusa Tenggara | Perslotim |
| East Nusa Tenggara | PSN |
| PSK | |
| Java Region | |
|---|---|
| Province | Teams |
| Banten | Persikota |
| Persitangsel | |
| Jakarta | East Jakarta |
| PRO-Direct | |
| PSJS | |
| West Java | PSKC |
| Persikab | |
| Super Progresif | |
| Persitas | |
| Bintang Timur | |
| Perssi | |
| Maung Anom | |
| Persikasi | |
| Central Java | PSIP |
| Persibara | |
| Persab | |
| BR Unika | |
| PSD | |
| East Java | Persiga |
| Persekabpas | |
| PS KoPa | |
| Deltras | |
| Blitar Poetra | |
| Persem | |
| Persedikab | |
| PSID | |
| Putra Sinar Giri | |
| Lamongan | |
| Persema 1953 | |
| Sulawesi Region | |
|---|---|
| Province | Teams |
| North Sulawesi | Persmin |
| Persma 1960 | |
| Central Sulawesi | Persido |
| South Sulawesi | Palopo United |
| Persibone | |
| Southeast Sulawesi | PS Wonua Bombana |
| Gorontalo | Kreasindo XIII Merdeka |
| West Sulawesi | OTP37 |
| Maluku Region | |
|---|---|
| Province | Teams |
| Maluku | Ambon United |
| North Maluku | Persiter |
| Papua Region | |
|---|---|
| Province | Teams |
| West Papua | Persikos |
| Persiss | |
| Persisos | |
| Papua | Persemi |
| Persewar | |
| Persitoli | |
| Nafri | |
| Persemar | |
The schedule of each round were as follows.
| Round | Match date | |
|---|---|---|
| Regional round | 24 September – 6 November 2018 | |
| Preliminary round | 6 – 15 November 2018 |
A total of 13 teams played in Sumatra regional round.[2] Four best teams from this region advanced to preliminary round.[3] This region was played from 29 September – 21 October 2018.[4]
|+First round
|+Second round
A total of 29 teams played in Java regional round.[2] Eight best teams from this region advanced to preliminary round.[3] This region was played from 24 September – 27 October 2018.[4]
|+First round
|+Second round
A total of five teams played in Kalimantan regional round.[2] Three best teams from this region advanced to preliminary round.[3] This region was played from 3–10 October 2018.[4]
A total of eight teams play in Sulawesi regional round.[2] Three best teams from this region advanced to preliminary round.[3] This region was played from 1 October – 6 November 2018.[4]
|+First round
|+Second round
|+Play-off for advance
A total of four teams played in Lesser Sunda Islands regional round.[2] Two best teams from this region advanced to preliminary round.[3] This region was played from 6–20 October 2018.[4]
A total of two teams played in Maluku regional round.[2] The best team from this region advanced to preliminary round.[3] This region was played from 6–21 October 2018.[4]
A total of eight teams play in Papua regional round.[2] Three best teams from this region advanced to preliminary round.[3] This region was played from 1 October – 3 November 2018.[4]
|+First round
|+Second round
|+Play-off for advance
A total of 24 teams played in this round. This round was played from 6–15 November 2018.[4]
The following teams qualified from regional route for the national round.
| Qualified teams | Province | Qualified on |
|---|---|---|
| OTP37 | West Sulawesi | |
| Solok | West Sumatra | |
| PSID | East Java | |
| Kotabaru | South Kalimantan | |
| Persewar | Papua | |
| Persitoli | Papua | |
| Persema 1953 | East Java | |
| AS Abadi | Riau | |
| PSN | East Nusa Tenggara | |
| Kreasindo XIII Merdeka | Gorontalo | |
| Persedikab | East Java | |
| Persem | East Java | |