Area code 357 serves California, United States. Pacific Time. In service since March 2025 as an overlay of 559.
California
Area code 357 · United States · Pacific Time
The state and time zone on this page ride every phone parse. Send any number and they come back with validity, line type, and clean formats.
curl -s "https://api.parseapi.com/phone/3575550100" \ -H "X-Api-Key: $PARSEAPI_KEY"