Digital Toolchest

US States by Time Zone List

Get an alphabetized list of all US states with their time zone coverage, including split-zone states.

US states by time zone(50 states)

Alphabetized by state name. States spanning multiple time zones list both zones.

How to use this list

Copy state time-zone data in 3 steps

Takes ~5 seconds
  1. 1
    Pick a format

    Choose text, JSON, or HTML output.

  2. 2
    Copy or download

    Use the copy button or download the generated output.

  3. 3
    Paste into your workflow

    Use in study sheets, data docs, app logic, or form prototypes.

Choose HTML to generate ready-to-paste <option> tags for timezone reference dropdowns.

Common use cases

  • Developers handling scheduling or localization features
  • Data teams normalizing US state time-zone metadata
  • Educators creating geography and civics worksheets

Examples

Single-zone state entry.

Input
Alabama
Output
Alabama - Central Time (CT)

Multi-zone state entry.

Input
Florida
Output
Florida - Eastern Time (ET), Central Time (CT)

HTML output for dropdown menus.

Input
Texas - Central Time (CT), Mountain Time (MT)
Output
<option value="Texas - Central Time (CT), Mountain Time (MT)">Texas - Central Time (CT), Mountain Time (MT)</option>

A clean US states-by-time-zone reference

This list provides a practical state-to-time-zone mapping in a consistent format you can copy directly into docs, applications, and datasets.

Need a reliable US states by time zone list that stays easy to read and reuse? This page includes all 50 states in alphabetical order, with each state mapped to its time zone coverage. States that span multiple zones are clearly labeled with both zones, making the list useful for scheduling logic, localization features, and educational materials. Use text format for quick reference, JSON for application constants and scripts, or HTML <option> tags for interface prototypes. The output is deterministic and copy-ready, so teams can keep one clear source of truth for state-level time zone data.

Alphabetized by state

All 50 states are ordered A-Z for fast scanning and lookup.

  • Deterministic ordering
  • All 50 states
  • Easy to search
Multi-zone states included

States spanning more than one time zone include both zones in the same entry.

  • Split-zone coverage
  • Single-line state mapping
  • Clear ET/CT/MT/PT tags
Copy-ready formats

Switch between text, JSON, and HTML output with one click.

  • Text list
  • JSON array
  • HTML <option> tags

Time-zone mapping best practices

Keep state and time-zone references predictable across systems.

  • Treat multi-zone states as edge cases in scheduling and cutoff logic.
  • Store both state and specific local zone when exact timing matters.
  • Document DST assumptions separately from base time-zone mapping.

Frequently asked questions

Is this list sorted alphabetically by state?>
Yes. The entries are sorted A-Z by state name.
Are states with multiple time zones included?>
Yes. Split-zone states list all applicable time zones in the same entry.
Does this include Washington, DC?>
No. This list covers the 50 US states only.

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