Twin Peaks, California
Twin Peaks, California, in San Bernardino County, has ZIP code 92391 and area code 909, with 840 as an overlay.
- ZIP code
- 92391
- Area codes
- 909, 840
- County
- San Bernardino County
- State
- California
- Time zone
- Pacific Time
- Coordinates
- 34.2379, -117.2348
ZIP codes in Twin Peaks
Area codes for Twin Peaks
- Area code 909
In service since November 14, 1992. Shares its area with 840. Local calls are dialed with 1 plus ten digits.
- Area code 840
In service since February 23, 2021. Shares its area with 909. Local calls are dialed with 1 plus ten digits.
Area codes here are matched from telephone rate centers, so a place near a boundary can have local numbers from either side of it.
Time zone
Twin Peaks is in the Pacific Time zone.
Towns near Twin Peaks
- Rimforest1.3 km (0.8 mi)
- Lake Arrowhead4 km (2.5 mi)
- Crestline4.3 km (2.7 mi)
- Skyforest5.1 km (3.2 mi)
- Cedar Glen7.7 km (4.8 mi)
- Cedarpines Park8.6 km (5.3 mi)
- Patton11.4 km (7.1 mi)
- Running Springs11.8 km (7.3 mi)
Local numbers in area code 909
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- (909) 660-5432Upland, CA$59View & buy
- (909) 698-8789Crestline, CA$59View & buy
- (909) 705-5677Mentone, CA$59View & buy
- (909) 713-7765Muscoy, CA$59View & buy
- (909) 713-7987Muscoy, CA$59View & buy
- (909) 715-9877Crestline, CA$59View & buy
- (909) 741-6787Claremont, CAAlso spells OPUS$59View & buy
- (909) 743-8767Fontana, CA$59View & buy
- (909) 760-2012Diamond Bar, CA$59View & buy
- (909) 767-6788Upland, CA$59View & buy
- (909) 767-6876Upland, CA$59View & buy
- (909) 774-7234Upland, CA$59View & buy
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