Photo: NPS / Cate BlanchPublic domainRecreation.gov
Twin Peaks Campground - Organ Pipe Cactus Nat Monument
Organ Pipe Cactus National Monument · Ajo, AZ
Verify with the state park system
State parks set their own rules and reservation systems. Fire bans, road closures, and operating dates change seasonally — check the state park website before traveling.
Official sources & verification
Managed by State Park
Source of truth
- Operator website
Listed website for the campground operator.
Reserve or permit
- Reserve a site
Book a site directly with the operator.
Managing agency
- Organ Pipe Cactus National Monument — official page
Park unit page with alerts and visitor information.
Verify by phone or mail
- Reservations:520-387-6849 x 7302
- Operator:520-387-6849
- Email:orpi_information@nps.gov
- Address:10 Organ Pipe Dr. · Ajo, AZ · 85321
Live availability
via Recreation.govAvailability is a recent snapshot, not a live hold — you always complete the booking on recreation.gov.
About
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How busy it gets
Recreation.gov1,942 camper reviews on Recreation.gov
Amenities
Cell reception
Camper reports · checked Sep 29, 2026Good Coverage
Average 2.5 of 4 bars · 1,612 reports across 3 carriers
Uninterrupted voice connection; consistent but possibly weak/slow data service; rare and/or very small drop-outs at site/facility. Signal may not show as full-strength across site/facility. Slower social media photo/video upload speeds.
Verizon
Good Coverage
2.6/4
877 reports
AT&T
Good Coverage
2.6/4
432 reports
T-Mobile
Some Coverage
2.0/4
303 reports
Reported by campers on Recreation.gov, not measured by us. Reception varies by handset, weather, and where you stand in the campground. Recreation.gov
Campground Rules
- Campfires generally permitted — verify current fire restrictions before lighting
Individual Sites (150)
In this park
Trails at Organ Pipe Cactus National Monument
Within ~30 miles
Trails near Twin Peaks Campground - Organ Pipe Cactus Nat Monument
Hunt context
Hunting unit around this campground
During hunting seasons, wear blaze orange and check regulations — see the Arizona hunting page























