Most campground reservation systems work on a ‘type-based’ booking model rather than assigning specific sites at the time of reservation. When you book a ‘full hookup pull-through’ online, you’re not getting site 47 — you’re getting a promise that they’ll assign you an available site from that category when you arrive. The actual site assignment often happens 24-48 hours before your arrival, sometimes by an employee who has never seen your rig or talked to you directly.
This is where calling the campground directly makes a significant difference. A phone conversation lets you explain specific needs that don’t fit the standard categories: if you have solar panels that need southern exposure, if your slides extend toward the driver’s side, or if you need extra space for a towed vehicle. The person taking your call can often make notes in your reservation or even pre-assign a specific site that works better for your setup.
Private campgrounds typically have more flexibility than state parks, which often use rigid computer systems with limited override options. Chain campgrounds fall somewhere in the middle — individual locations may accommodate special requests, but their reservation systems are less flexible than mom-and-pop operations.
The timing of your call matters too. Calling during the week rather than weekends usually gets you someone with more authority to make changes. And if you’re arriving during peak season, calling a few days before your scheduled arrival gives them time to shuffle assignments if needed. This approach works especially well for longer stays, where site comfort becomes more important than just having any available spot.