Advertiser Disclosure: We may earn commissions when you buy through links on our site. Learn more

6 Best Internet Providers in Southwest Harbor, ME

Find internet availability by address in Southwest Harbor, ME

Jump to: Best Internet Provider | Availability Maps | Customer Reviews | Southwest Harbor ISP Report Card | Business Internet in Southwest Harbor

Southwest Harbor ISP Report at a Glance
ISP grade Southwest Harbor ISP Report Card D+
Average speed Download Speed for Most Households 999 Mbps
ISP count Number of Internet Service Providers 6
Customer review count Real Southwest Harbor Customer Ratings 1

This page reflects the most recent FCC update from January 06, 2026, based on the Broadband Data Collection as of June 30, 2025.

Data update information

This page reflects the most recent FCC update from January 06, 2026, based on the Broadband Data Collection as of June 30, 2025.

Southwest Harbor has 6 internet service providers, they are sorted by coverage, available speed, and customer rating from our unbiased internet provider report. Cable, Fixed Wireless, and DSL internet are available in the city. Reviews are grouped by provider and the type of service they offer, covering all 3 available internet technologies in Southwest Harbor.

Southwest Harbor overview

Southwest Harbor has 6 internet service providers, they are sorted by coverage, available speed, and customer rating from our unbiased internet provider report. Cable, Fixed Wireless, and DSL internet are available in the city. Reviews are grouped by provider and the type of service they offer, covering all 3 available internet technologies in Southwest Harbor.

Compare Providers Ranked by Coverage, Speed, and Customer Ratings

Fidium

Fidium logo

Availability:

99.0%

Customer Rating:

3.8 of 5 stars

(72)

View Plans

1-833-875-1335 Price: $30.00 - $125.00 / mo.

Connection

Availability

Avg. Download Speed InfoThe highest download speed available in Southwest Harbor.

Max Download Speed InfoCalculated from the maximum speeds available to most Southwest Harbor residents, weighted by user distribution.

Customer Rating

DSL

99.0%

54 Mbps

80 Mbps

DSL: 3.1 of 5 stars

(13)

Spectrum

Spectrum logo

Availability:

98.8%

Customer Rating:

3.3 of 5 stars

(1,936)

View Plans

1-877-411-1381 Price: $30.00 - $120.00 / mo.

Connection

Availability

Avg. Download Speed InfoThe highest download speed available in Southwest Harbor.

Max Download Speed InfoCalculated from the maximum speeds available to most Southwest Harbor residents, weighted by user distribution.

Customer Rating

Cable

98.8%

1,000 Mbps

1,000 Mbps

Cable: 3.2 of 5 stars

(1,618)

EarthLink

EarthLink logo

Availability:

94.0%

Customer Rating:

3.8 of 5 stars

(13)

View Plans

1-877-418-2092 Price: Starting at $54.95 / mo.

Connection

Availability

Avg. Download Speed InfoThe highest download speed available in Southwest Harbor.

Max Download Speed InfoCalculated from the maximum speeds available to most Southwest Harbor residents, weighted by user distribution.

Customer Rating

Fixed Wireless

94.0%

57 Mbps

100 Mbps

Wireless: 0.0 of 5 stars

(0)

US Cellular

US Cellular logo

Availability:

96.3%

Customer Rating:

3.4 of 5 stars

(18)

View Plans

Price: $49.99 - $69.99 / mo.

Connection

Availability

Avg. Download Speed InfoThe highest download speed available in Southwest Harbor.

Max Download Speed InfoCalculated from the maximum speeds available to most Southwest Harbor residents, weighted by user distribution.

Customer Rating

Fixed Wireless

96.3%

19 Mbps

25 Mbps

Wireless: 3.7 of 5 stars

(14)

Above are the top 4 providers in Southwest Harbor, ME for most people based on high speed internet coverage, speeds, and customer reviews. Click below to see all providers in your city.


AT&T

AT&T logo

Availability:

94.0%

Customer Rating:

3.7 of 5 stars

(1,051)

View Plans

1-877-610-1219 Price: $65.00 - $90.00 / mo.

Connection

Availability

Avg. Download Speed InfoThe highest download speed available in Southwest Harbor.

Max Download Speed InfoCalculated from the maximum speeds available to most Southwest Harbor residents, weighted by user distribution.

Customer Rating

Fixed Wireless

94.0%

57 Mbps

100 Mbps

Wireless: 3.6 of 5 stars

(164)

T-Mobile Home Internet

T-Mobile Home Internet logo

Availability:

84.2%

Customer Rating:

4.0 of 5 stars

(341)

View Plans

1-833-601-2935 Price: $55.00 - $105.00 / mo.

Connection

Availability

Avg. Download Speed InfoThe highest download speed available in Southwest Harbor.

Max Download Speed InfoCalculated from the maximum speeds available to most Southwest Harbor residents, weighted by user distribution.

Customer Rating

Fixed Wireless

84.2%

25 Mbps

100 Mbps

Wireless: 3.9 of 5 stars

(204)

Providers with less than 1% coverage in this city are excluded from the list. To see if one of these providers is available at your home, please use the address search above.

Satellite providers, which generally offer 100% coverage across the United States, are available for Southwest Harbor residents as well. Some of the top satellite options include Dish Network, DirecTV, HughesNet, Viasat, and Starlink. These providers offer varied services and pricing, giving residents flexibility in choosing the best option for their location and needs.

Dish

Dish logo

Availability:

100%

Customer Rating:

3.6923 of 5 stars

(13)

View Plans

1-866-252-1910 Price: {{isp_price_range}}


DirecTV

DirecTV logo

Availability:

100%

Customer Rating:

4.3333 of 5 stars

(9)

View Plans

1-844-294-9501 Price: {{isp_price_range}}


Viasat

Viasat logo

Availability:

100%

Customer Rating:

1.7273 of 5 stars

(11)

View Plans

1-833-875-1370 Price: {{isp_price_range}}


HughesNet

HughesNet logo

Availability:

100%

Customer Rating:

2.4286 of 5 stars

(21)

View Plans

1-833-684-9249 Price: {{isp_price_range}}


Starlink

Starlink logo

Availability:

100%

Customer Rating:

3.9836 of 5 stars

(61)

View Plans

Price: {{isp_price_range}}

Speed and technology may vary by address for all providers. Please note we may have a financial relationship with some of the providers above, which does not impact the customer ratings displayed. Customer ratings listed above are national ratings, local Southwest Harbor ratings may vary and are shown below.

Who is the Best Internet Provider in Southwest Harbor, ME?

T-Mobile Home Internet is the highest-rated internet provider in Southwest Harbor based on 44 Maine customer reviews, and T-Mobile Home Internet has the highest rating nationwide. The provider information above and the information immediately below can help you decide. Compare provider ratings and review counts above. The chart and table below show average customer ratings from customers in Southwest Harbor, Maine, and customers throughout the country.

Top Rated Internet Providers in Southwest Harbor


Fidium3.863.74
T-Mobile Home Internet4.004.04
Spectrum2.853.28
HughesNet2.002.29
  • City Rating
  • State Rating
  • National Rating

Local, State, and National Ratings for all Southwest Harbor Internet Providers

ISP / Tech TypeSouthwest Harbor OverallMaine OverallNational OverallFor Service
Fidium (1) (14) (70)View Plans
T-Mobile Home Internet (0) (1) (284)View Plans
Spectrum (0) (27) (1738)View Plans
HughesNet (0) (1) (18)View Plans
US Cellular (0) (1) (15)View Plans
AT&T (0) (0) (924)View Plans
EarthLink (0) (0) (12)View Plans
Viasat (0) (0) (11)View Plans

Based on 44 reviews from Maine internet customers, T-Mobile Home Internet is the best internet service provider for Southwest Harbor residents. T-Mobile Home Internet was rated at an average of 4.00 out of 5 in our report for overall customer satisfaction. Fidium Fiber wins for second-place in Maine, with 3.86 out of 5 stars and 99.0% coverage in Southwest Harbor.

At a national level, based on 3072 national reviews for any of the providers listed above, T-Mobile Home Internet is rated higher than any other provider, with a rating of 4.04 out of 5.

Which Providers are Available at my Home in Southwest Harbor?

The map shows speeds per provider and where each provider is available. Click the drop-down menu to choose
a different provider.

Southwest Harbor, ME map of internet availability

Internet Availability Key

0%
10%
50%
100%

 

Speeds and coverage vary within the city, and sometimes even from block to block. The map shows speeds per provider and where each provider is available.

Who is the Fastest Internet Provider in Southwest Harbor?

According to unbiased feedback from real internet customers in the city, they reported being happiest with speeds provided by Fidium Fiber. On the other hand, based on data provided by the internet providers to the FCC, Spectrum should have faster speeds at a local level. While we typically put more weight on real-world customer ratings, we display both satisfaction and technical maximum information for customers to decide for themselves.

Data Reported to FCC by ISPs: Average Maximum Available in Southwest Harbor

Max Advertised Speed in Southwest Harbor, ME


ISP / Tech TypeMax Advertised Speed
Spectrum1,000 Mbps
T-Mobile Home Internet100 Mbps
EarthLink100 Mbps
AT&T100 Mbps
Viasat100 Mbps
Fidium Fiber80 Mbps
US Cellular25 Mbps
HughesNet25 Mbps

Customer Ratings for Internet Provider Speeds in Southwest Harbor


Fidium3.643.84
Spectrum3.443.61
T-Mobile Home Internet3.003.96
HughesNet2.002.25
  • City Rating
  • State Rating
  • National Rating

ISP / Tech TypeSouthwest Harbor SpeedMaine SpeedNational SpeedFor Service
Fidium (1) (14) (70)View Plans
Spectrum (0) (27) (1738)View Plans
T-Mobile Home Internet (0) (1) (284)View Plans
HughesNet (0) (1) (18)View Plans
US Cellular (0) (1) (15)View Plans
AT&T (0) (0) (924)View Plans
EarthLink (0) (0) (12)View Plans
Viasat (0) (0) (11)View Plans

Based on data reported by Southwest Harbor ISPs to the FCC, the fastest speeds in the city are available through Spectrum. The company offers speeds up to 1,000 Mbps in Southwest Harbor. Therefore, the average customer can get up to 1,000 Mbps if they're willing to purchase the fastest subscription tier available at their homes.

Additionally, actual customers in the city rated their satisfaction with internet speed highest with Fidium Fiber. This indicates Fidium reliably delivers speeds expected by the customer based on the plan they are paying for.

Who is the Cheapest Internet Provider in Southwest Harbor?

Maine customers rate T-Mobile Home Internet as the cheapest internet service provider in state. Data comes from customers in the state rating their satisfaction with pricing. This feedback is valuable because it considers price changes and whether the speeds paid for are worth it.

T-Mobile Home Internet received a local rating of 4.00 out of 5, which is lower than the average across all internet providers in the country. US Cellular is rated in second place for affordability by the company’s Southwest Harbor customers with an average price rating of 4.00 out of 5.

The chart and graph below show how customers in Southwest Harbor, Maine, and the United States rated the affordability of their internet service.

Rated Affordability in Southwest Harbor


Fidium3.793.79
T-Mobile Home Internet4.004.11
US Cellular4.003.71
Spectrum2.302.91
  • City Rating
  • State Rating
  • National Rating

ISP / Tech TypeSouthwest Harbor AffordabilityMaine AffordabilityNational AffordabilityFor Service
Fidium (1) (14) (70)View Plans
T-Mobile Home Internet (0) (1) (284)View Plans
US Cellular (0) (1) (15)View Plans
Spectrum (0) (27) (1738)View Plans
HughesNet (0) (1) (18)View Plans
AT&T (0) (0) (924)View Plans
EarthLink (0) (0) (12)View Plans
Viasat (0) (0) (11)View Plans

Southwest Harbor Internet Health Assessment

ISP Reports evaluates the technological infrastructure across the United States. This includes assessing a grade for ISP providers and infrastructure in the city and setting an index number for the digital connectivity of its residents. You can view the ISP Report Card and the Digital Connectivity Index for Southwest Harbor below, including the metrics used and how Southwest Harbor compares to the rest of Maine and nation.

Southwest Harbor ISP Report Card: D+
Metric

(hover for details)
Southwest Harbor Maine USA
0.00% 70.30% 67.25%
999 Mbps 1,729 Mbps 3,293 Mbps
5.7 7.0 6.8

 

Southwest Harbor Digital Connectivity Index: 36 / 100
Metric

(hover for details)
Southwest Harbor Maine USA
1.9 2.3 2.7
10% 14% 14%
80% 94% 95%
78% 90% 90%
70% 76% 75%
70% 77% 76%

Our demographic data is sourced from the latest 5-year release of the American Community Survey by the US Census Bureau.

Southwest Harbor ISP Report Card & Digital Connectivity Index

The ISP Report Card in Southwest Harbor is D+, which is comparable to other cities. The local demand for broadband internet connectivity in Southwest Harbor is high with a score of 36 / 100 in our Digital Connectivity Index. This means that internet service providers operating in Southwest Harbor have done a poor job meeting the needs of its residents.

The Southwest Harbor ISP Report Card evaluates the city on availability and speed metrics compared to other cities in the United States. ISP Infrastructure can vary greatly and on its own isn’t a perfect measure of what a city needs. Please see our ISP Report Card along with the Digital Connectivity Index above to evaluate how well the connectivity demand is met by the existing infrastructure.

78% of Southwest Harbor households have an internet connection despite having 98.98% availability. 70% of households have fiber, cable, or DSL, 2% have satellite, 0% are still on dial-up, and 2% of households have internet but don’t pay for a subscription because it’s subsidized by the Affordable Connectivity Program.

As you can see in the table above, while 70% of households have a broadband connection such as fiber, cable or DSL available to their home, 70% subscribe to it. A moderate amount of Southwest Harbor residents are taking advantage of the available internet infrastructure.

For more details, please visit our ISP Report Card and Digital Connectivity Index pages.

How do Neighboring Cities Compare to Southwest Harbor?

Seawall, ME

  • ISP Report Card: C-
  • Digital Connectivity Index: 49 / 100
Bass Harbor, ME

  • ISP Report Card: D+
  • Digital Connectivity Index: 58 / 100
Bernard, ME

  • ISP Report Card: D+
  • Digital Connectivity Index: 56 / 100
Seal Cove, ME

  • ISP Report Card: D+
  • Digital Connectivity Index: 56 / 100
Cranberry Isles, ME

  • ISP Report Card: B
  • Digital Connectivity Index: 49 / 100
Mount Desert, ME

  • ISP Report Card: C
  • Digital Connectivity Index: 55 / 100
Islesford, ME

  • ISP Report Card: C+
  • Digital Connectivity Index: 49 / 100
Seal Harbor, ME

  • ISP Report Card: D+
  • Digital Connectivity Index: 77 / 100
Frenchboro, ME

  • ISP Report Card: D-
  • Digital Connectivity Index: 63 / 100

How Much Speed does a Southwest Harbor Household Need?

Higher speed is typically preferred, but that comes at a higher price. The average size of a household in Southwest Harbor is 1.9, which is smaller than the Maine average of 2.3 and smaller than the national average of 2.7. Southwest Harbor's average household income is $46,415 which is much lower than the Maine average of $78,786 and much lower than the national average of $90,606. Homes with fewer people living in them and with lower incomes tend to indicate fewer devices being used less often.

Southwest Harbor also has 4% of its population enrolled in school between the 6th grade and college level, this is lower than the Maine average of 13%. Additionally, 10% of residents work from home, which is lower than the 14% of residents in Maine who work from home. This and other factors you can see above show us that the community of Southwest Harbor has a low need for internet connectivity and speeds.

Compared to the rest of the country, Southwest Harbor households are much more technology-disengaged. 80% of households have some sort of computing device, 71% have desktops or laptops in the home, and 74% have smartphones. To see what speeds you are currently getting, please visit our internet speed test tool.

Which Fiber Internet Providers are Available in Southwest Harbor?

According to the most recently submitted data by internet service providers to the FCC, there are currently no fiber providers available in Southwest Harbor, ME.

Which Cable Internet Providers are Available in Southwest Harbor?

Spectrum Cable in Southwest Harbor, ME

Spectrum logo

Availability:

98.8%

Customer Rating:

3.2 of 5 stars

(1,618)

Avg. Download Speed

1,000 Mbps

Spectrum offers Cable service to 98.8% of Southwest Harbor homes. Across the city, Spectrum Cable is the only type of service available from the company, with speeds up to 1,000 Mbps, with speeds from 1,000 Mpbs up to 1,000 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 35 and as high as 35, with an average of 35 Mbps throughout the city. Spectrum Cable is rated lower than other types of internet service available in Southwest Harbor from Spectrum in terms of customer satisfaction.

Which DSL Internet Providers are Available in Southwest Harbor?

Fidium DSL in Southwest Harbor, ME

Fidium logo

Availability:

99.0%

Customer Rating:

3.1 of 5 stars

(13)

Avg. Download Speed

54 Mbps

Fidium Fiber offers DSL service to 99.0% of Southwest Harbor homes. Across the city, Fidium DSL is the only type of service available from the company, with speeds up to 54 Mbps, with speeds from 10 Mpbs up to 80 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 1.0 and as high as 20, with an average of 12 Mbps throughout the city. Fidium DSL is rated lower than other types of internet service available in Southwest Harbor from Fidium in terms of customer satisfaction.

Which Fixed Wireless and LTE Internet Providers are Available in Southwest Harbor?

US Cellular Fixed Wireless in Southwest Harbor, ME

US Cellular logo

Availability:

96.3%

Customer Rating:

 of 5 stars

(0)

Avg. Download Speed

19 Mbps

US Cellular offers Fixed Wireless service to 96.3% of Southwest Harbor homes. Across the city, US Cellular Fixed Wireless is the only type of service available from the company, with speeds up to 19 Mbps, with speeds from 10 Mpbs up to 25 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 1.0 and as high as 3.0, with an average of 2.1 Mbps throughout the city. US Cellular Fixed Wireless is rated other types of internet service available in Southwest Harbor from US Cellular in terms of customer satisfaction.

EarthLink Fixed Wireless in Southwest Harbor, ME

EarthLink logo

Availability:

94.0%

Customer Rating:

 of 5 stars

(0)

Avg. Download Speed

57 Mbps

EarthLink offers Fixed Wireless service to 94.0% of Southwest Harbor homes. Across the city, EarthLink Fixed Wireless is the only type of service available from the company, with speeds up to 57 Mbps, with speeds from 25 Mpbs up to 100 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 3.0 and as high as 20, with an average of 10 Mbps throughout the city. EarthLink Fixed Wireless is rated other types of internet service available in Southwest Harbor from EarthLink in terms of customer satisfaction.

AT&T Fixed Wireless in Southwest Harbor, ME

AT&T logo

Availability:

94.0%

Customer Rating:

 of 5 stars

(0)

Avg. Download Speed

57 Mbps

AT&T offers Fixed Wireless service to 94.0% of Southwest Harbor homes. Across the city, AT&T Fixed Wireless is the only type of service available from the company, with speeds up to 57 Mbps, with speeds from 25 Mpbs up to 100 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 3.0 and as high as 20, with an average of 10 Mbps throughout the city. AT&T Fixed Wireless is rated other types of internet service available in Southwest Harbor from AT&T in terms of customer satisfaction.

T-Mobile Home Internet Fixed Wireless in Southwest Harbor, ME

T-Mobile Home Internet logo

Availability:

84.2%

Customer Rating:

 of 5 stars

(0)

Avg. Download Speed

25 Mbps

T-Mobile Home Internet offers Fixed Wireless service to 84.2% of Southwest Harbor homes. Across the city, T-Mobile Home Internet Fixed Wireless is the only type of service available from the company, with speeds up to 25 Mbps, with speeds from 25 Mpbs up to 100 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 3.0 and as high as 20, with an average of 3.0 Mbps throughout the city. T-Mobile Home Internet Fixed Wireless is rated other types of internet service available in Southwest Harbor from T-Mobile Home Internet in terms of customer satisfaction.

Which ISP Should You Choose in Southwest Harbor?

The right ISP for you depends upon your needs, but in general we can make the following suggestions:

  • The best all-around internet service provider in Southwest Harbor is T-Mobile Home Internet.
  • The fastest internet provider should be Spectrum. Considering speed for the money and reliability in speeds, Fidium Fiber may be a better choice based on real-world local customer feedback.
  • The most affordable internet provider in Southwest Harbor is T-Mobile Home Internet.
  • Fidium Fiber, Viasat, and HughesNet has the broadest coverage in Southwest Harbor, and is most likely to cover your home. To find out exactly what's available at your home, please use our address search tool.

How does Southwest Harbor compare to other cities with a similar population?

To see how Southwest Harbor stacks up on the national level, it's useful to look at some other cities with similarly sized populations. Below you can see a list of these cities and how they compare to Southwest Harbor's D+ ISP Report Card and 36 / 100 Digital Connectivity Index.

Viola, KS

  • ISP Report Card: B-
  • Digital Connectivity Index: 76 / 100
Doe Run, MO

  • ISP Report Card: A
  • Digital Connectivity Index: 35 / 100
Donahue, IA

  • ISP Report Card: B
  • Digital Connectivity Index: 74 / 100
Eastford, CT

  • ISP Report Card: B
  • Digital Connectivity Index: 77 / 100
St. Marys City, MD

  • ISP Report Card: B-
  • Digital Connectivity Index: 79 / 100
Sterling City, TX

  • ISP Report Card: D+
  • Digital Connectivity Index: 61 / 100
Turkey Creek, LA

  • ISP Report Card: D
  • Digital Connectivity Index: 24 / 100
Valley View, PA

  • ISP Report Card: A-
  • Digital Connectivity Index: 65 / 100
Vernon Center, NY

  • ISP Report Card: D
  • Digital Connectivity Index: 54 / 100

Customer Reviews

Customer Reviews for Internet Service Providers in Maine

Sort By

Filter By