645 Area CodeMiami, FL
Area code 645 covers Miami and 85 other cities in Florida: 2,768,520 people in 3 counties, led by Miami-Dade and Monroe, on Eastern Time (ET). It overlays 305 and 786.
Overview
- Major City
- Miami
- State
- Florida (FL)
- Timezone
- Eastern Time (ET)
- Current Time
- –:––
- Overlay
- Yes – shares area with 305, 786
Where is area code 645?
Overview of the 645 Area Code
Geographic Coverage of the 645 Area Code
All 86 cities- 487,014
- 235,388
- 143,242
- 116,173
- 85,796
- 83,625
Miami Area Codes Overview
- 305Same territory
- 645This page
- 786Same territory
What cities does area code 645 cover?
| City | State | Population | Population in 645 | % of listed-city population | % of City |
|---|---|---|---|---|---|
| Miami | FL | 487,014 | 485,073 | 17.9% | 99.6% |
| Hialeah | FL | 235,388 | 235,388 | 8.7% | 100.0% |
| Miramar | FL | 143,242 | 14,935 | 5.3% | 10.4% |
| Miami Gardens | FL | 116,173 | 116,173 | 4.3% | 100.0% |
| Homestead | FL | 85,796 | 85,796 | 3.2% | 100.0% |
| Doral | FL | 83,625 | 83,625 | 3.1% | 100.0% |
| Miami Beach | FL | 83,251 | 77,302 | 3.1% | 92.9% |
| Kendall | FL | 75,371 | 75,371 | 2.8% | 100.0% |
| North Miami | FL | 62,202 | 62,202 | 2.3% | 100.0% |
| Fountainebleau | FL | 59,764 | 59,764 | 2.2% | 100.0% |
| Kendale Lakes | FL | 56,148 | 56,148 | 2.1% | 100.0% |
| Tamiami | FL | 55,271 | 55,271 | 2.0% | 100.0% |
| The Hammocks | FL | 51,003 | 51,003 | 1.9% | 100.0% |
| Coral Gables | FL | 50,379 | 50,379 | 1.8% | 100.0% |
| Country Club | FL | 47,105 | 47,105 | 1.7% | 100.0% |
| Cutler Bay | FL | 45,833 | 45,833 | 1.7% | 100.0% |
| North Miami Beach | FL | 45,655 | 45,655 | 1.7% | 100.0% |
| Aventura | FL | 40,531 | 40,531 | 1.5% | 100.0% |
| Kendall West | FL | 36,154 | 36,154 | 1.3% | 100.0% |
| South Miami Heights | FL | 35,696 | 35,696 | 1.3% | 100.0% |
| West Little River | FL | 34,699 | 34,699 | 1.3% | 100.0% |
| Miami Lakes | FL | 33,247 | 33,247 | 1.2% | 100.0% |
| Golden Glades | FL | 33,145 | 33,145 | 1.2% | 100.0% |
| Richmond West | FL | 31,973 | 31,973 | 1.2% | 100.0% |
| Westchester | FL | 29,862 | 29,862 | 1.1% | 100.0% |
| University Park | FL | 26,995 | 26,995 | 1.0% | 100.0% |
| Palmetto Bay | FL | 25,402 | 25,402 | 0.9% | 100.0% |
| Key West | FL | 25,240 | 25,240 | 0.9% | 100.0% |
| Coral Terrace | FL | 24,376 | 24,376 | 0.9% | 100.0% |
| Hialeah Gardens | FL | 23,328 | 23,328 | 0.9% | 100.0% |
| Sunny Isles Beach | FL | 22,903 | 21,348 | 0.8% | 93.2% |
| The Crossings | FL | 22,758 | 22,758 | 0.8% | 100.0% |
| Leisure City | FL | 22,655 | 22,655 | 0.8% | 100.0% |
| Princeton | FL | 22,038 | 22,038 | 0.8% | 100.0% |
| Sweetwater | FL | 21,321 | 21,321 | 0.8% | 100.0% |
| Ives Estates | FL | 19,525 | 19,525 | 0.7% | 100.0% |
| Pinecrest | FL | 18,981 | 18,981 | 0.7% | 100.0% |
| Ojus | FL | 18,036 | 18,036 | 0.7% | 100.0% |
| Glenvar Heights | FL | 16,898 | 16,898 | 0.6% | 100.0% |
| Pinewood | FL | 16,520 | 16,520 | 0.6% | 100.0% |
| Opa-locka | FL | 16,507 | 16,507 | 0.6% | 100.0% |
| Sunset | FL | 16,389 | 16,389 | 0.6% | 100.0% |
| Country Walk | FL | 15,997 | 15,997 | 0.6% | 100.0% |
| Brownsville | FL | 15,313 | 15,313 | 0.6% | 100.0% |
| Key Biscayne | FL | 15,111 | 15,111 | 0.6% | 100.0% |
| Three Lakes | FL | 15,047 | 15,047 | 0.6% | 100.0% |
| Miami Springs | FL | 13,901 | 13,901 | 0.5% | 100.0% |
| Palmetto Estates | FL | 13,535 | 13,535 | 0.5% | 100.0% |
| Olympia Heights | FL | 13,488 | 13,488 | 0.5% | 100.0% |
| South Miami | FL | 13,207 | 13,207 | 0.5% | 100.0% |
| Florida City | FL | 13,157 | 13,157 | 0.5% | 100.0% |
| Miami Shores | FL | 11,917 | 11,917 | 0.4% | 100.0% |
| Westwood Lakes | FL | 11,838 | 11,838 | 0.4% | 100.0% |
| Gladeview | FL | 11,535 | 11,535 | 0.4% | 100.0% |
| Key Largo | FL | 10,433 | 10,433 | 0.4% | 100.0% |
| Goulds | FL | 10,103 | 10,103 | 0.4% | 100.0% |
| Marathon | FL | 10,039 | 10,039 | 0.4% | 100.0% |
| Westview | FL | 9,650 | 9,650 | 0.4% | 100.0% |
| West Perrine | FL | 9,460 | 9,460 | 0.3% | 100.0% |
| Richmond Heights | FL | 8,541 | 8,541 | 0.3% | 100.0% |
| Naranja | FL | 8,303 | 8,303 | 0.3% | 100.0% |
| North Bay Village | FL | 8,286 | 8,286 | 0.3% | 100.0% |
| West Miami | FL | 7,247 | 7,247 | 0.3% | 100.0% |
| Islamorada, Village of Islands | FL | 6,119 | 6,119 | 0.2% | 100.0% |
| Bay Harbor Islands | FL | 5,937 | 5,937 | 0.2% | 100.0% |
| Surfside | FL | 5,719 | 5,719 | 0.2% | 100.0% |
| Palm Springs North | FL | 5,253 | 5,253 | 0.2% | 100.0% |
| Big Pine Key | FL | 4,252 | 4,252 | 0.2% | 100.0% |
| Stock Island | FL | 3,919 | 3,919 | 0.1% | 100.0% |
| Biscayne Park | FL | 3,123 | 3,123 | 0.1% | 100.0% |
| Bal Harbour | FL | 3,099 | 3,099 | 0.1% | 100.0% |
| Big Coppitt Key | FL | 2,458 | 2,458 | 0.1% | 100.0% |
| Virginia Gardens | FL | 2,358 | 2,358 | 0.1% | 100.0% |
| Tavernier | FL | 2,136 | 2,136 | 0.1% | 100.0% |
| El Portal | FL | 1,980 | 1,980 | 0.1% | 100.0% |
| Cudjoe Key | FL | 1,763 | 0 | 0.1% | 0.0% |
| North Key Largo | FL | 1,244 | 1,244 | 0.0% | 100.0% |
| Medley | FL | 1,102 | 1,102 | 0.0% | 100.0% |
| Golden Beach | FL | 1,034 | 1,034 | 0.0% | 100.0% |
| Homestead Base | FL | 964 | 964 | 0.0% | 100.0% |
| Key Colony Beach | FL | 749 | 749 | 0.0% | 100.0% |
| Duck Key | FL | 621 | 621 | 0.0% | 100.0% |
| Layton | FL | 208 | 208 | 0.0% | 100.0% |
| Fisher Island | FL | 132 | 132 | 0.0% | 100.0% |
| Indian Creek | FL | 89 | 89 | 0.0% | 100.0% |
| Islandia | FL | 18 | 2 | 0.0% | 12.0% |
City population is shown in full; each city's share inside 645 is measured from Census tract centroids.
- Census PEP Vintage 2024 (city populations)
- · 2020 Census tract centroids with NANP and TIGERweb boundaries (footprint, counties, city shares)
- · NANPA NPA report (dates)
- · Methodology
Has area code 645 been reported for unwanted calls?
Yes – 486 FTC complaints, May 29 – Oct 1, 2026.
- 65% robocalls
- ↑ 36% vs prior period
- FTC data, retrieved 2026-10-05
Most-reported subjects
- Other39%189
- Reducing your debt (credit cards, mortgage, student loans)26%124
- Dropped call or no message8%39
Caller ID is easily spoofed, so these figures reflect the number shown on caller ID, not the caller's true location – an area code alone never identifies a caller. The FTC does not verify the facts in these complaints.
Frequently Asked Questions about the 645 Area Code
Who called me from a 645 number?
Its 86 cities are led by Miami, Hialeah, and Miramar.
Why do I keep getting calls from the 645 area code?
Complaints rose 36% on the prior period.
Should I answer an unknown 645 number?
65% of its FTC complaints were robocalls. Its most-reported specific subject was "Reducing your debt (credit cards, mortgage, student loans)", at 26%.
Where is area code 645?
645 covers 86 cities and 2,768,520 residents in 3 Florida counties, led by Miami-Dade, Monroe, and Broward.
When did area code 645 go into service?
645 went into service on August 4, 2023. It was added to overlay 305. 786 also shares its territory.
Is 645 a real area code?
Yes: 86 cities in Miami-Dade, Monroe, and Broward counties use it.
What timezone is the 645 area code in?
645 is on Eastern Time (ET).
How do I call a 645 number from abroad?
Dial +1 645, then the number.