The 435 area code is located in the state of Utah, and according to Intelius data, covers roughly 355,493 phone numbers and 513,067 listings across 499 prefixes.
This is a General Purpose Code, in service since September 21, 1997.
Area code 435 was split from area code 801.
Local calls within area code 435 require 7 digits dialing, while long-distance calls require 1 plus 10 digits dialing.
Have you received a call from a number with a 435 area code? Figure out who is calling you by performing a reverse phone lookup search. Intelius can provide you with a phone report that includes (when available) original line type and carrier, the number owner’s name, last known address and past addresses, age, possible relatives, and more.
| County Population (2025) | 67,141 |
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| County Population (2025) | 1,220,916 |
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| County Population (2025) | 87,461 |
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| County Population (2025) | 213,670 |
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