Waterloo, California
No ZIP code carries the name of Waterloo, California, in San Joaquin County; the nearest ZIP code is 95212, in area code 209, with 350 as an overlay.
- Nearest ZIP
- 95212
- Area codes
- 209, 350
- County
- San Joaquin County
- State
- California
- Time zone
- Pacific Time
- Coordinates
- 38.0365, -121.1846
Nearest ZIP codes to Waterloo
This is the ZIP code nearest to Waterloo, each listed with the post office it is named after.
Area codes for Waterloo
- Area code 209
In service since 1958. Shares its area with 350. Local calls are dialed with 1 plus ten digits.
- Area code 350
In service since November 28, 2022. Shares its area with 209. 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
Waterloo is in the Pacific Time zone.
Towns near Waterloo
Local numbers in area code 209
Looking for a phone number with a Waterloo area code? These 209 numbers are for sale through Exclusive Digits. Portable to Verizon, AT&T, T-Mobile and all major US carriers.
- (209) 807-0888Angels Camp, CA$69View & buy
- (209) 821-0777Escalon, CA$69View & buy
- (209) 828-0888Los Banos, CA$69View & buy
- (209) 828-8008Los Banos, CA$69View & buy
- (209) 852-8008La Grange, CA$69View & buy
- (209) 860-4777Modesto, CA$69View & buy
- (209) 860-5888Modesto, CA$69View & buy
- (209) 886-0777Farmington, CA$69View & buy
- (209) 930-3888Planada, CA$69View & buy
- (209) 997-7007Farmington, CA$69View & buy
- (209) 780-8877Gustine, CA$79View & buy
- (209) 330-7772Waterford, CA$89View & buy
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