Living in Campo, CA: what to set up and who to call
Campo has no town government of its own, so San Diego County runs its elections and most services, and its children attend Mountain Empire Unified School District. The nearest emergency room is Sharp Chula Vista Medical Center, 31.9 miles away.
I’m new in town
What to set up in Campo, and who provides it. Tap an answer for the details and where they come from.
Power, water and internet
Who to call to start service at a new address in Campo.
Power comes from SDG&E
SDG&E (San Diego Gas & Electric Co.), an investor-owned utility, serves all of Campo. Its homes paid an average of 45.8¢ per kWh in 2025, about $168 a month (its average across California, for customers on its standard service). California lets you buy power from another supplier; 79% of SDG&E’s home customers do, and SDG&E still delivers it.
Start or move service: sempra.com
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Campo Hills-County Public Works Wastewtr
Campo Hills-County Public Works Wastewtr supplies Campo: about 25% of residents live in its service area. Lake Morena's Oak Shores Mwc serves another 19%. Lake Morena Views Mwc serves another 16%. Rancho Del Campo Water System serves another 5%. About 39% of homes are outside any mapped community water system, most likely on private wells, which EPA doesn’t regulate. It draws ground water influenced by surface water (EPA lists Rancho Del Campo Water System as seller) and serves 500 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 77% of the 15,074 systems serving 101–500 people.
The latest lead result on file, the 90th percentile of homes sampled in Jan 2021–Dec 2023, was 0.0 ppb, below the 15 ppb action level that applied. Results below detection are reported as 0, so 0 doesn’t mean no lead at any tap.
The system’s full record: EPA ECHO report
EPA SDWIS via Envirofacts (violations pulled Oct 9, 2026) and ECHO (lead samples, 2026Q3); service area: EPA Community Water System Service Area Boundaries v3.0. Violations are counted by the start of their compliance period. CA3710047.
4 home internet providers serve Campo
11% of 1,077 addresses can get 100/20 Mbps; 0% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| AT&T | DSL, Fixed wireless | 62% | 10/1 |
| Canyon Wireless | Fixed wireless | 72% | 70/30 |
| Verizon | Fixed wireless | 48% | 300/20 |
| T-Mobile | Fixed wireless | 13% | 100/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Campo’s trash rules yet
Pickup rules, the dump and recycling in Campo.
Where your child goes to school
Public school districts and the school path by grade.
Campo is in Mountain Empire Unified School District.
C+School gradeSee Schools →U.S. Department of Education, NCES Common Core of Data, 2024–25. Enrollment rules and registration are the district’s.
No town hall: the county runs things
Campo is unincorporated, so San Diego County is the local government.
Election office: FVAP local election office directory, updated Aug 2025; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Campo is in ZIP code 91906
ZIP codes where Campo residents live, with the share of the town in each.
| ZIP | Post office name | Share of Campo | ZIP’s residents in Campo |
|---|---|---|---|
| 91906 | Campo, CA | 100% | 76% |
Census 2020 ZIP Code Tabulation Areas, by census block; post office names: GeoNames (CC BY 4.0). ZIPs created since 2020 are missing.
Getting around, the ER and the library
One line each; the subject pages have the rest.
ER: CMS hospital data. Library: IMLS Public Libraries Survey, FY2024.
Questions about living in Campo
Who supplies Campo’s drinking water, and has it had violations?
Campo Hills-County Public Works Wastewtr (EPA ID CA3710047). It reported no health-based violations to EPA in the five years to October 2026; 77% of systems its size had none. Its latest lead 90th percentile was 0.0 ppb (Jan 2021–Dec 2023), against a 15 ppb action level.
Who provides electricity in Campo?
SDG&E (San Diego Gas & Electric Co.), an investor-owned utility. Its homes paid about 45.8¢ per kWh in 2025 (EIA).
What internet providers serve Campo?
AT&T, Canyon Wireless, Verizon, T-Mobile (FCC, as of December 2025).
What ZIP codes are in Campo?
91906. Census 2020 ZIP Code Tabulation Areas.
What school district is Campo in?
Mountain Empire Unified School District.
How do I register to vote in Campo?
In California you can register online until 15 days before Election Day, in person up to and including Election Day, or by mail (postmarked 15 days before). Elections here are run by the San Diego Registrar of Voters. Check your registration at voterstatus.sos.ca.gov.
Sources & dates
Every answer above names its source. Here they are with their dates.
- Water: EPA SDWIS (Envirofacts, pulled Oct 9, 2026), ECHO SDWA 2026Q3, EPA CWS Service Area Boundaries v3.0.
- Power: HIFLD Electric Retail Service Territories (map Aug 2023); EIA-861 final 2025.
- Trash: OpenStreetMap, Geofabrik extract of Oct 9, 2026. © OpenStreetMap contributors (ODbL).
- ZIP codes: Census 2020 ZCTA relationship files; GeoNames postal codes (CC BY 4.0).
- Schools: NCES Common Core of Data, 2024–25.
- Registration: vote.gov, updated Nov 18, 2024 (read Oct 10, 2026). Official sites and area codes: Wikidata.
- Election office: FVAP local election office directory (fetched Oct 10, 2026; each record dated), EAC EAVS 2024 jurisdictions; registration and lookup links from vote.gov’s state data, checked Oct 10, 2026.
- Internet: FCC National Broadband Map, as of December 2025.