One California ZIP · county records · instant

Free ZIP coverage sample

One California ZIP. A preliminary coverage note — not your Solo ranked knock-list.

Coverage checked against

County assessor parcels
Solar building permits
Installer permit history
Google Solar API roof scans
NREL utility rates
EIA electricity data
U.S. Census neighborhoods
Block-level saturation

One California ZIP

Send one ZIP. Get a preliminary coverage note.

California ZIP you work

Sparse areas can look thin. That is coverage talking, not a broken product.

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One free sample per request. Extra ZIPs and county pulls are Solo ($199).

No card, no call required. Free-scan is not a way to try ZIPs until you find a dense free proof. One sample. Paid seat for the real list. We email you the coverage note — nothing else unless you tick the box above. privacy.

What happens next

01
You send one California ZIP
Fifteen seconds. No card, no sales call.
02
Coverage is checked against county records
Your ZIP is matched to county parcel and solar-permit data already on file — not a canned PDF.
03
Your preview renders on the spot — not your Solo ranked knock-list
Density tier, parcels on file, solar saturation, and a blurred density map. Sparse areas look thin. That is coverage talking, not a broken product.

If your ZIP looks thin

Free-scan is a preliminary coverage note. In sparse ZIPs that can look empty. That is not Solo. Solo unlocks the ranked knock-list. See Solo at knockgenius.com — not another free ZIP. Solo is $199, same-week unlock, and if your first territory is wrong you swap free within 14 days.

Denser turf examples on a paid seat: Winnetka West · Santee

Free-scan is not a way to try ZIPs until you find a dense free proof. One sample. Paid seat for the real list.