Area Code 840
California (CA) • San Bernardino, Rancho Cucamonga, Fontana, Ontario, Pomona, Chino, Loma Linda, Redlands • Pacific Time (PT)
What Stands Out
- •Coverage: 2.1M people across 65 ZIP codes.
- •Major cities: San Bernardino, Rancho Cucamonga, Fontana.
Spotlight: Coverage
Snapshot highlights for area code 840.
Income
79th
Home values
91st
Low poverty
44th