Where is area code 909?
Area code 909 is assigned to Ontario and the surrounding region in California. Calls to numbers that start with 909 are routed to this area.
Area code 909 shares its territory with 840. Because it is an overlay, local calls require dialing all 10 digits.
Counties covered
Line types
- Mobile 34.35%
- Landline 65.65%
Area code 909 on the map
The shaded area joins the code’s numbering centers; the marker shows its main city.
© OpenStreetMap contributors
Current time in Ontario
This area code is in the Pacific Time (PT) time zone.
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How to call Ontario
Always 10 digits — landline, mobile or VoIP. Local, long distance or a different state: the format is always the same. You do not need to dial the 1 first.
Exit codes: 00 Europe/Mexico · 011 Canada · 010 Japan · + universal
Always save the number in international format so messaging apps recognize it correctly:
| Call type | Traditional landline | Mobile / VoIP |
|---|---|---|
| Local (same area code) | 10 digits | 10 digits |
| US long distance | 1 + 10 digits | 10 digits |
| Emergency | 911 | 911 |
Learn more about that number.
Check the line type and the carrier the number block was originally assigned to.
10 digits to see the carrier and line type of the number
Carriers in area code 909
Share of the number blocks by carrier and line type.
Landline
Mobile
Carrier shown is the original assignment of each number block and may differ today because of number portability.
Complete list of prefixes for area code 909
786 number blocks (NXX) assigned in this area code.
| Prefix | Type | City | Carrier |
|---|---|---|---|
| (909) 200 | Landline | Fontana | Metro by T-MobileMETROPCS NETWORKS, LLC |
| (909) 201 | Landline | Fontana | DMR COMMUNICATIONSDMR COMMUNICATIONS INC. - CA |
| (909) 202 | Mobile | Fontana | Verizon WirelessCELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
| (909) 203 | Mobile | Chino | T-MOBILE USAT-MOBILE USA, INC. |
| (909) 204 | Landline | Upland | Lumen TechnologiesLEVEL 3 TELECOM OF CALIFORNIA, LP - CA |
| (909) 205 | Landline | San Bernardino | Metro by T-MobileMETROPCS NETWORKS, LLC |
| (909) 206 | Mobile | Mentone | T-MOBILE USAT-MOBILE USA, INC. |
| (909) 207 | Mobile | Claremont-San Dimas | USA MobilityUSA MOBILITY WIRELESS, INC. |
| (909) 208 | Landline | Ontario | Metro by T-MobileMETROPCS NETWORKS, LLC |
| (909) 209 | Mobile | Riverside | USA MobilityAMERICAN MESSAGING SERVICES, LLC |
Showing 10 of 786 prefixes