California Counties

Counties in bold type are in our service area.
Counties in orange type are partially within our service area.

Sorted by Zipcode

County
(Sort by County)
Map RegionLowest Zipcode
in County
San DiegoSouthern91901
ImperialSouthern92222
San BernardinoSouthern92301
RiversideSouthern92536
OrangeSouthern92803
VenturaSouthern93010
TulareSouth & Central93201
KingsSouth & Central93202
KernSouthern93203
San Luis ObispoSouthern93420
Santa BarbaraSouthern93427
Los AngelesSouthern93510
InyoSouth & Central93513
MonoCentral93517
MaderaCentral93601
FresnoCentral93602
San MateoCentral94002
San FranciscoCentral94188
Contra CostaCentral94507
NapaCentral94508
SolanoCentral94510
MarinCentral94920
Santa ClaraCentral95002
Santa CruzCentral95003
MontereySouth & Central95004
San BenitoCentral95023
San JoaquinCentral95220
CalaverasCentral95222
MercedCentral95301
TuolumneCentral95305
MariposaCentral95306
MendocinoNorth & Central95410
SonomaCentral95412
LakeNorth & Central95422
HumboldtNorthern95511
Del NorteNorthern95531
AmadorCentral95601
YoloCentral95605
SacramentoCentral95608
SutterNorth & Central95622
PlacerNorth & Central95701
El DoradoCentral95709
SierraNorthern95910
ColusaNorth & Central95912
GlennNorthern95913
ButteNorthern95914
YubaNorth & Central95918
NevadaNorth & Central95924
ModocNorthern96006
ShastaNorthern96007
LassenNorthern96009
TrinityNorthern96010
SiskiyouNorthern96014
TehamaNorthern96021
PlumasNorthern96103
AlpineCentral96120