Living in Seaside, CA: what to set up and who to call
All of Seaside gets its mail under one ZIP code, 93955. Most homes in Seaside have two wired internet choices, Xfinity and AT&T.
I’m new in town
What to set up in Seaside, 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 Seaside.
Power comes from PG&E
PG&E (Pacific Gas & Electric Co.), an investor-owned utility, serves all of Seaside. Its homes paid an average of 37.5¢ per kWh in 2025, about $174 a month (its average across California, for customers on its standard service). California lets you buy power from another supplier; 66% of PG&E’s home customers do, and PG&E still delivers it.
Start or move service: pgecorp.com
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Cal Am Water Company - Monterey
Cal Am Water Company - Monterey supplies Seaside: about 68% of residents live in its service area. Marina Coast Water District serves another 25%. Seaside Municipal Water System serves another 6%. It draws ground water influenced by surface water and serves 92,450 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 90% of the 597 systems serving 50,001–100,000 people.
The latest lead result on file, the 90th percentile of homes sampled in Jan–Dec 2026, was 1.0 ppb, below the 15 ppb action level that applied. The highest in five years was 3.0 ppb. That’s lower than 57% of similar systems’ latest results.
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. CA2710004.
6 home internet providers serve Seaside
99% of 8,233 addresses can get 100/20 Mbps; 47% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Xfinity | Cable | 94% | 2,000/250 |
| AT&T | DSL, Fiber, Fixed wireless | 86% | 5,000/5,000 |
| Optimum | Cable | 14% | 940/35 |
| Razzolink | Fixed wireless | 100% | 500/250 |
| Verizon | Fixed wireless | 27% | 300/20 |
| T-Mobile | Fixed wireless | 23% | 100/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
Trash and recycling in Seaside
Pickup days, the drop-off and recycling in Seaside, from the town’s own site.
Accepted at the curb
- Aluminum
- Plastic
- Glass
- Cardboard
We couldn’t find pickup days or drop-off hours. Check ci.seaside.ca.us →
From ci.seaside.ca.us, the town’s official site, checked Oct 21, 2026. Rules change: the town’s page is the last word. .
Where your child goes to school
Public school districts and the school path by grade.
Seaside is in Monterey Peninsula Unified School District.
B−School gradeSee Schools →U.S. Department of Education, NCES Common Core of Data, 2024–25. Enrollment rules and registration are the district’s.
Town hall and registering to vote
Who to call, and how to register.
Election office: FVAP local election office directory, updated Jul 2025; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Seaside is in ZIP code 93955
ZIP codes where Seaside residents live, with the share of the town in each.
| ZIP | Post office name | Share of Seaside | ZIP’s residents in Seaside |
|---|---|---|---|
| 93955 | Seaside, CA | 100% | 99% |
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 Seaside
Who supplies Seaside’s drinking water, and has it had violations?
Cal Am Water Company - Monterey (EPA ID CA2710004). It reported no health-based violations to EPA in the five years to October 2026; 90% of systems its size had none. Its latest lead 90th percentile was 1.0 ppb (Jan–Dec 2026), against a 15 ppb action level.
Who provides electricity in Seaside?
PG&E (Pacific Gas & Electric Co.), an investor-owned utility. Its homes paid about 37.5¢ per kWh in 2025 (EIA).
What internet providers serve Seaside?
Xfinity, AT&T, Optimum, Razzolink, Verizon, T-Mobile (FCC, as of December 2025).
What ZIP codes are in Seaside?
93955. Census 2020 ZIP Code Tabulation Areas.
What school district is Seaside in?
Monterey Peninsula Unified School District.
How do I register to vote in Seaside?
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 Monterey County Elections. 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: Seaside’s own website (ci.seaside.ca.us), read Oct 21, 2026, pickup and drop-off facts extracted and checked against the page they came from.
- 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.