Last updated: July 6, 2026

Harleigh, PA

Internet Providers in 18239

By Pablo Mendoza, Lead Analyst|Updated July 2026

Reviewed by George Olfson, Editor-in-Chief

FCC data as of June 20253 providers reported

Review 3 providers with reported coverage near ZIP code 18239, then enter your street address to confirm service and plan details.

Quick Answer

3 internet providers have FCC-reported coverage near ZIP code 18239 in Harleigh, PA. Reported providers include Xfinity, Frontier Fiber, Breezeline. Enter your address above, then confirm service, plans, and pricing before ordering.

ZIP 18239 Internet at a Glance

Reported technology mix: 1 fiber, 2 cable, 0 5G/wireless
Fiber evidence: found in the sampled area; confirm availability at your address
Sample coverage: 17/19 sampled grid cells contained admitted FCC records

Xfinity has reported coverage near ZIP 18239. Confirm your address before ordering online.

See My Xfinity Price

Ask about Xfinity service855-584-0451Third-party sales line

Providers reported

FCC BDC

Coverage source

Required

Address confirmation

Providers with Reported Coverage in 18239

Xfinity

Cable

FCC records report this provider in the sampled area near ZIP 18239. Enter your address to confirm service, plans, and current pricing.

Check Availability Ask about Xfinity service855-584-0451Third-party sales line

Frontier Fiber

Fiber

FCC records report this provider in the sampled area near ZIP 18239. Enter your address to confirm service, plans, and current pricing.

Check Availability Ask about Frontier Fiber service844-849-9428Third-party sales line

Breezeline

Cable

FCC records report this provider in the sampled area near ZIP 18239. Enter your address to confirm service, plans, and current pricing.

Check Availability Ask about Breezeline service833-617-8477Third-party sales line

Coverage data from FCC Broadband Data Collection. Actual availability may vary by exact address.

Other services to check at your address

These broad satellite or mobile products appeared in surrounding market data but are not counted as locally reported providers for ZIP 18239. Confirm eligibility at your exact address.

Starlink

Check address eligibility

Viasat

Check address eligibility

HughesNet

Check address eligibility

T-Mobile

Check address eligibility

Verizon 5G Home

Check address eligibility

Broadband in 18239: what to know

FCC data reports fiber infrastructure in the sampled area around 18239 (Harleigh, null). Fiber can provide strong upload performance, but an address check is still required to confirm service and an eligible plan.

The sampled FCC records around ZIP 18239 report fiber speeds up to 10 Gbps, cable speeds up to 2 Gbps. These advertised maximums do not confirm an available plan at a specific address.

FCC Broadband Data Collection records appear in 89% of the sampled H3 grid cells around ZIP code 18239 in Harleigh, null. This grid summary does not confirm service at every address.

Source: FCC Broadband Data Collection (BDC), June 2025

ZIP code 18239 is located in Harleigh, PA. 3 internet providers have reported coverage signals in the sampled area, including 1 provider with reported fiber infrastructure. For full city-wide coverage details, see our Harleigh internet providers page.

Coverage by Technology in 18239

Cable Providers

67% of options

Fiber Provider

33% of options

DSL Provider

33% of options

Coverage in Your Area (18239)

Based on sampled FCC broadband records around ZIP code 18239. These figures describe the sample, not every address in the ZIP.

Sampled Cells with Records

89%

17 of 19 sampled grid cells contained admitted records

Reported Max Download

10 Gbps

in sampled infrastructure data

Reported Max Upload

10 Gbps

in sampled infrastructure data

Low-Latency Flag

Reported

present in sampled FCC records

Providers with reported infrastructure near 18239:

Frontier (Fiber)Loop Internet (Fiber)PenTeleData (Fiber)Service Electric Cablevision,Inc. (Fiber)Astound Broadband (Cable)Breezeline (Cable)PenTeleData (Cable)Service Electric Cablevision,Inc. (Cable)Xfinity (Cable)Frontier (DSL)

Source: FCC Broadband Data Collection, H3 hex-level analysis, June 2025

Key Findings

3 internet providers have FCC-reported coverage near ZIP code 18239
Reported fiber infrastructure (1 provider): Frontier Fiber
FCC records found in 89% of sampled H3 grid cells
Exact service, plan eligibility, speeds, and pricing require an address check

Compare Providers in Your Area

Xfinity vs Frontier Fiber Xfinity vs Breezeline Frontier Fiber vs Breezeline

Order by Phone

Call to order service or check availability at your address in 18239

XfinityAsk about Xfinity service855-584-0451Third-party sales line

BreezelineAsk about Breezeline service833-617-8477Third-party sales line

Frontier FiberAsk about Frontier Fiber service844-849-9428Third-party sales line

Internet Technology Options in 18239

These technologies appeared in the current ZIP sample. Percentages are broader market estimates and do not confirm service at an address.

Fiber Optic

Fastest and most reliable. Symmetric upload and download speeds with low latency. Best for gaming, streaming, and working from home.

Frontier Fiber33% metro estimate

Cable

Widely available with fast download speeds. Upload speeds are typically lower than fiber. Good for most households.

Xfinity72% metro estimate
Breezeline8% metro estimate

5G & Wireless

Uses a fixed-wireless or mobile network connection. Performance and plan eligibility depend on signal, capacity, and the exact address.

Not found in the current ZIP sample

What Internet Speed Do You Need in 18239?

Choose the right speed tier based on your household's usage. More devices and simultaneous users require higher speeds.

25-100 Mbps

Basic Use

1-2 people. Email, browsing, social media, and standard-definition streaming.

100-300 Mbps

Moderate Use

2-4 people. HD streaming, video calls, online gaming, and working from home.

300-500 Mbps

Heavy Use

4-6 people. Multiple 4K streams, competitive gaming, large file downloads, and smart home devices.

500+ Mbps

Power User

6+ people or professionals. Content creation, live streaming, server hosting, and simultaneous heavy usage.

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 Harleigh

View detailed coverage, provider comparisons, and more options for the Harleigh, PA area.

View Harleigh →

Frequently Asked Questions About Internet in 18239

How many internet providers are available in ZIP code 18239?

FCC records show 3 consumer-facing providers with coverage signals near ZIP code 18239 (Harleigh, PA). The sample includes 1 fiber, 2 cable, and 0 wireless or 5G providers. Reported providers include Xfinity, Frontier Fiber, Breezeline; confirm your exact address before ordering.

Is fiber internet available in ZIP code 18239?

FCC infrastructure records in the sampled area around 18239 include fiber from Frontier Fiber. This does not confirm service at every home; check your exact address and verify the plan, speed, fees, and terms with the provider.

How do I check internet availability at my address in 18239?

The providers that actually reach your home in 18239 depend on the exact street address. Run an address check on our tool or call Xfinity and Frontier Fiber directly—wired build-out can stop a few blocks short of a nearby reported footprint.

What internet speed do I need for my home in 18239?

Match the plan to your household: a 1-2 person home browsing and streaming is fine on 25-100 Mbps, a 2-4 person home that games or works remotely wants 100-300 Mbps, and a 4+ person or 4K/creator household should aim for 300-500+ Mbps. Symmetrical fiber is the most reliable choice for video calls and large uploads.

What types of internet are available in 18239?

ZIP code 18239 has internet service across 2 technology types: fiber (1), cable (2). Fiber optic provides the fastest and most reliable connection. Each technology has trade-offs in speed, reliability, and price that may suit different household needs.

Sources & Methodology

This guide is based on data from FCC broadband filings, Ookla speed test measurements, U.S. Census Bureau broadband adoption statistics, and verified provider plan details. Pricing, speeds, and availability are verified against provider broadband nutrition labels and may vary by location. For a detailed explanation of our data collection and scoring process, see our methodology page.

Data Sources

Last verified: June 2025. InternetProviders.ai is an independent resource. We may earn commissions from partner links — this does not affect our editorial recommendations. See our methodology for details.

Related Resources

🏆

Best Fiber Providers 2026Top-rated fiber ISPs rankedRanking

⚖️

Fiber vs Cable InternetTechnology comparisonComparison

⚖️

Fiber vs 5G InternetWired vs wireless showdownComparison

🏆

Fastest Internet ProvidersSpeed champions rankedRanking

Internet Service Rankings

Best Fiber Providers

Fastest fiber internet options

Best Cable Providers

Top-rated cable internet ISPs

Cheapest Internet

Most affordable plans

Fastest Providers

Highest speed available

Check Internet Options at Your Address

Start with reported coverage, then confirm service, plans, and final pricing before ordering.

Check Availability at Your Address