Sector 2 Map
The level of the faction NPC range from 23-30. This sector has faction based towns where you can run missions for faction points.
Sector 2 Faction Camps
Sector 3 Map
The level of the faction NPC range from 31-40. This sector has faction based towns where you can run missions for faction experience. Check out the missions on the map that also give faction points. These missions aren't based in a faction specific town.
Sector 3 Faction Camps
Deadfall Map
Visit your faction NPC in Rothium Ridge to start the line that unlocks the repeatable PvE mission with faction point reward.
Deadfall Faction Camps
Check [1] here for faction camp locations in the Foothills pvp zone.