Home › California › Rio del Mar

Rio del Mar, CA Area Code

Rio del Mar, California (population 8,938) uses area code 831.

Area code831
Time zonePacific
Local time now…

Rio del Mar has no telephone exchange of its own in NANPA records; it is served by the Aptos exchange about 3.8 km away.

Rio del MarSalinasSanta CruzWatsonvilleHollisterSeasideMontereySoledadMarinaGreenfieldPacific GroveKing CityScotts ValleyRio del Mar
Rio del Mar and nearby cities in area code 831

Carriers with Rio del Mar numbers

19 prefixes are assigned to the Aptos exchange: 5% mobile, 42% VoIP and cable, 53% landline.

CarrierPrefixes
AT&T (Pacific Bell)7
Onvoy (Sinch)3
AT&T (Teleport)1
AT&T Mobility1
Commio1
Verizon Business (MCImetro)1
Utility Telecom Group1
Ip Horizon1

Area codes used in Rio del Mar

Area codePrefixes serving Rio del MarMain carriers in this code
83119AT&T (Pacific Bell), AT&T Mobility, Onvoy (Sinch)

Rio del Mar phone number prefixes

Numbers starting with these first six digits were originally assigned to the Aptos exchange.

Nearby cities in area code 831

Questions

What is the area code for Rio del Mar, CA?
The area code for Rio del Mar, California is 831.
What time zone is Rio del Mar in?
Rio del Mar is in the Pacific time zone.