Andrew Krug posted upcoming dates for NL1331X in the US:
If you didn’t see the latest update on NL1331x. It is going to be traveling the United States in August.
Aug 12 – Chico, CA
https://events.ingress.com/NL1331/Chico2019
Aug 14 – Las Vegas, NV
http://events.ingress.com/NL1331/LVN2019
Aug 17 – Houston, TX + Mission Day
http://events.ingress.com/NL1331/houston2019
http://events.ingress.com/MissionDay/Houston2019
Aug 18 – Mobile, AL + Mission Day
https://events.ingress.com/MissionDay/Mobile2019
Aug 22 – Birmingham, AL
http://events.ingress.com/NL1331/Birmingham2019
Aug 24 – Nashville, TN + Mission Day
https://events.ingress.com/MissionDay/Nashville2019
Aug 25 – Bloomington, IN + Mission Day
https://events.ingress.com/MissionDay/Bloomington2019