I made an IITC Plugin to see two different S2 cell levels at the same time. : r/TheSilphRoad
Ingress Portal/XM View Distance: Based on Level 16 S2 Cells : r/Ingress
Ingress - The Ingress Google+ Communities Directory is now online: http:// ingress.com/community/directory We recommend new recruits use this resource to connect with local Agents in their Cell. Agents can also use the Directory
Metrics | Ingress Wiki | Fandom
How To Use Niantic's Ingress App To Discover Rare Pokémon In Pokémon GO - Guide | Nintendo Life