Xfinity
FiberFCC records report this provider in the sampled area near ZIP 33143. Enter your address to confirm service, plans, and current pricing.
Miami, FL
Internet Providers in 33143
Xfinity has reported coverage near ZIP 33143. Confirm your address before ordering online.
See My Xfinity PriceCompiled by the InternetProviders.ai research desk from FCC broadband filings and our coverage database; last checked October 20, 2026.
FCC data as of June 20253 providers reported
Review 3 providers with reported coverage near ZIP code 33143, then enter your street address to confirm service and plan details.
Quick Answer
3 internet providers have FCC-reported coverage near ZIP code 33143 in Miami, FL. Reported providers include Xfinity, AT&T Internet, Breezeline. Enter your address above, then confirm service, plans, and pricing before ordering.
Providers with Reported Coverage in 33143
AT&T Internet
FiberFCC records report this provider in the sampled area near ZIP 33143. Enter your address to confirm service, plans, and current pricing.
Breezeline
CableFCC records report this provider in the sampled area near ZIP 33143. Enter your address to confirm service, plans, and current pricing.
Coverage data from FCC Broadband Data Collection. Actual availability may vary by exact address.
Other services to check at your address
T-Mobile, Starlink, and other address-qualified services are not counted as locally reported providers for ZIP 33143. Availability varies by address — confirm eligibility before ordering.
ZIP 33143 Internet at a Glance
- Reported technology mix: 2 fiber, 2 cable, 1 DSL, 0 5G/wireless (a provider reporting more than one technology is counted in each)
- Fiber evidence: found in the sampled area; confirm availability at your address
- Sample coverage: 19/19 sampled grid cells contained admitted FCC records
3
Providers reported
FCC BDC
Coverage source
Required
Address confirmation
Sponsored
Compare providers by ZIP
ZIP code 33143 is located in Miami, FL (population 487,014). 3 internet providers have reported coverage signals in the sampled area, including 2 providers with reported fiber infrastructure. For full city-wide coverage details, see our Miami internet providers page.
Coverage by Technology in 33143
2
Fiber Providers
67% of options
2
Cable Providers
67% of options
1
DSL Provider
33% of options
Percentages can add up to more than 100%: a provider reporting more than one technology is counted in each.
Coverage in Your Area (33143)
Based on sampled FCC broadband records around ZIP code 33143. These figures describe the sample, not every address in the ZIP.
Sampled Cells with Records
100%
19 of 19 sampled grid cells contained admitted records
Reported Max Download
8 Gbps
across all filers in the sampled infrastructure data
Reported Max Upload
8 Gbps
across all filers in the sampled infrastructure data
Low-Latency Flag
Reported
present in sampled FCC records
Counted providers with reported infrastructure near 33143:
AT&T Internet (Fiber)Xfinity (Fiber)Breezeline (Cable)Xfinity (Cable)AT&T Internet (DSL)
Other filers in the sampled FCC records near 33143:
Not included in the provider total above because they are not matched to a provider listed here. Availability at your address is not confirmed.
Fusion (Fiber)Hotwire Communications (Fiber)Consolidated Smart Broadband Systems (Cable)
Source: FCC Broadband Data Collection, H3 hex-level analysis, June 2025
Key Findings
- 3 internet providers have FCC-reported coverage near ZIP code 33143
- Reported fiber infrastructure (2 providers): Xfinity, AT&T Internet
- FCC records found in 100% of sampled H3 grid cells
- Exact service, plan eligibility, speeds, and pricing require an address check
Compare Providers in Your Area
Order by Phone
Call to order service or check availability at your address in 33143
Xfinity (Fiber), AT&T Internet (Fiber) and Breezeline (Cable) carry those labels in the June 2025 FCC Broadband Data Collection records for the sampled area near 33143. Those records stop at the area level; give each company your exact street address with the unit number. Provider links: Xfinity, AT&T Internet and Breezeline.
| Measure | ZCTA 33143 | Florida |
|---|---|---|
| Households with any internet subscription | 95% | 92% |
| Households with cable, fiber or DSL service | 86% | 77% |
| Households with only a cellular data plan | 8% | 11% |
| Households with no internet access | 3% | 5% |
| Renter-occupied homes | 47% | 32% |
| Homes in buildings with 20 or more units | 41% | 14% |
| Homes built before 1960 | 22% | 10% |
| Homes built in 2010 or later | 14% | 14% |
| Workers who usually work from home | 19% | 16% |
Large buildings set the first question
Statewide, 14% of Florida's housing units are in buildings with twenty or more units; the figure climbs to 41% in ZCTA 33143, and 47% of occupied homes here are rented against 32% statewide. For a tenant, the first job is finding out what the building already has. Ask the property manager:
- Which of Xfinity, AT&T Internet or Breezeline has already run service into the building?
- Is the building tied to an arrangement with one company, or can residents pick?
- Are there rules about drilling or adding lines in the unit?
- What building name and unit number belong on the address check?
Anyone signing a lease in 33143 can keep the apartment internet guide handy.
Wired subscriptions run common
Wired subscriptions are more common in 33143 than across Florida. Once the building questions are settled, put the same address and unit to each listed company and compare the connection type each would install. Nearby ZCTA 33141 has a larger share of rented homes than 33143.
The Miami internet providers hub gives the city view, and you can compare internet providers by name.
Renting in 33143: common internet questions
Who decides which provider I can use in a 33143 apartment building?
Ask the property manager whether the building has an arrangement with one company or lets residents choose. Ask which companies already have service run into the building.
Does my unit number matter when I check Xfinity, AT&T Internet or Breezeline?
Enter the unit alongside the street address in each lookup, then ask the representative what the record shows for that unit.
Is wired internet the norm in 33143?
Households with a cable, fiber optic or DSL subscription are 86% in ZCTA 33143, higher than Florida's share. The figure reflects household subscriptions, not availability at your unit.
Site editorial standards: George Olfson. Data methodology: Pablo Mendoza. Read our methodology or report a correction.
How We Rank Providers & Where the Data Comes From
Provider names and sampled advertised technology and speed evidence on this page come from the FCC National Broadband Map and the FCC Broadband Data Collection (June 2025), sampled at H3 grid-cell granularity. ZIP results are shortlist evidence, not address-level serviceability. National catalog plans are excluded until market eligibility is proven. Confirm service, the current offer, and installation terms at the exact address. See our full ranking methodology.
See All Providers in Miami
View detailed coverage, provider comparisons, and more options for the Miami, FL area.
Sources & Methodology
This guide is based on data from FCC broadband filings and provider plan details. Pricing, speeds, and availability vary by location, so confirm them with the provider before ordering. For a detailed explanation of our data collection and scoring process, see our methodology page.
Data Sources
Last verified: October 2026. InternetProviders.ai is an independent resource. We may earn commissions from partner links. Commissions never change a provider's rating or the plan facts we list. See our methodology for details.
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