Here are some I found on ky8t's site:
- 3.970 - Country Cousins South Net - Daily 0100Z
- 3.9725 - Country Cousins Midwest Net - Daily 0230A
- 3.985 - Interstate Sideband Net - Daily 0100Z
- 7.251 - South CARS - Daily
- 7.255 - East CARS - Daily
- 7.258 - Mid CARS - Daily
- 7.2815 / 7.287 - RV Radio Net - Daily 0030Z
- 7.284 - Good Sam RV Net - T-S 0130Z
- 14.240 - Good Sam RV Net - Su 1900Z
- 14.263 - FMCA YL - Daily 1830Z
- 14.263 - FMCA OM - Daily 1900Z
- 14.300 - Maritime Mobile Net - Daily 1700
- 14.325 - South CARS - Daily
- 14.336 - County Hunters Net - Daily Continuous
- 146.52 MHz (the national "direct" calling frequency)
- 146.55 - Campground frequency
Per the RVRN site:
Daily7.253 Mhz7:00 PM CST
Per the Pacific RV Service Net:
Pacific Coast8-8:30AM M-F7263 Khz (when PDT)
7268.5 Khz (when PST) 8:30-9:30AMM-F7268.5 KhzRocky Mountain6-7AMM-F7263 Khz 7-8AMM-F7268.5 Khz
I'm sure there are many more, but this is a sampling of Googling 'rv ham nets'.