- Free Xfinity Mobile Line for 1 year
- Free Peacock Premium*
- Free WiFi Equipment for 24 months
- $100 Visa Prepaid Cards for students
- Plans starting at $30/month
Top 40 Electric Providers in Greencastle
Constellation Energy
- 13.69¢ /kWh
- 26-100%
- 90 days
- 3-36 Months
- $0.00
- Proven Leader in Clean Energy
Public Power
- 10.49¢ /kWh
- 0%
- None
- 12-20 Months
- $0-14.95
- Best for Flexibility
Verde Energy
- 12.29¢ /kWh
- 100%
- None
- 12 Months
- $0.00
- No Cancellation Fees
APG&E
- 11.18¢ /kWh
- 6-100%
- None
- 1-36 Months
- $0-14.00
- Best for Low Rates
Energy Harbor
- 11.89¢ /kWh
- 100%
- None
- 9-20 Months
- $0.00
- 100% Carbon-Free Electricity
CleanSky Energy
- 13.49¢ /kWh
- 100%
- None
- 3-24 Months
- $0.00
- 100% Renewable Energy
American Power & Gas
- 9.99¢ /kWh
- 25%
- None
- 1-6 Months
- $0.00
- Focus on Affordability
Pennsylvania Gas & Electric
- 10.99¢ /kWh
- None
- 6-24 Months
- $9.95
Direct Energy
- 11.19¢ /kWh
- 24%
- None
- 12-36 Months
- $0.00
- Best for Apartments
Better Buy Energy
- 11.49¢ /kWh
- None
- 8-24 Months
- $0.00
- No Cancellation Fees
Dynegy
- 11.99¢ /kWh
- 90 days
- 8-24 Months
- $0.00
- Total Satisfaction Guarantee
Major Energy
- 11.99¢ /kWh
- 100%
- None
- 12 Months
- $0.00
- Price Protection Plans
Brighten Energy
- 12.09¢ /kWh
- 100%
- None
- 8-24 Months
- $0.00
- No Cancellation or Extra Fees
SmartEnergy
- 14.5¢ /kWh
- 100%
- None
- 12 Months
- $0.00
- Renewable Energy Option
Think Energy
- 14.6¢ /kWh
- 25-100%
- None
- 12-36 Months
- $0.00
- Earn Free Electricity Every Month
Town Square Energy
- 10.27¢ /kWh
- None
Inspire Energy
- 10.69¢ /kWh
- None
- 6-12 Months
- No Sign Up or Cancellation Fees
Cirro Energy
- 10.7¢ /kWh
- 24%
- 30 days
- 12-36 Months
- Flexible Contract Lengths
Powervine Energy
- 10.79¢ /kWh
Just Energy
- 10.99¢ /kWh
- 31%
- 60 days
- 12-36 Months
- Popular Bill Credit Plans
nTherm
- 10.99¢ /kWh
City Power & Gas PA
- 11.27¢ /kWh
EnergyPricing.com
- 11.38¢ /kWh
NRG Home
- 11.4¢ /kWh
- None
- 3-12 Months
- Best for Rewards Programs
American Electric Rates
- 11.4¢ /kWh
CleanChoice Energy
- 11.4¢ /kWh
- Renewable Energy Option
Nordic Energy Services
- 11.599¢ /kWh
0 Commit Energy
- 11.88¢ /kWh
SFE Energy
- 11.98¢ /kWh
Spark Energy
- 11.99¢ /kWh
- 35%
- None
- 6-15 Months
Vista Energy Marketing
- 11.99¢ /kWh
AEP Energy
- 11.99¢ /kWh
WGL Energy Services
- 12.87¢ /kWh
Alpha Gas and Electric
- 13.3¢ /kWh
- Renewable Energy Option
IGS Energy
- 13.99¢ /kWh
- Renewable Energy Option
Spring Power & Gas
- 13.99¢ /kWh
- Renewable Energy Option
North American Power
- 14.39¢ /kWh
MPower Energy
- 16.9¢ /kWh
- Renewable Energy Option
Agway Energy Services
- 18.9¢ /kWh
West Penn Power FirstEnergy
- 10.317¢ /kWh
Rates accurate as of August 18, 2026
See Top Plans in Your Area
Top 23 Natural Gas Providers in Greencastle
Constellation Energy
- $0.499 /THM
- 12-36 Months
- Best for Home Protection Bundles
Symmetry Energy Solutions
- $0.525 /THM
- 5-24 Months
CleanSky Energy
- $0.399 /THM
American Power & Gas
- $0.245 /THM
- 1 Month
Santanna Energy Services
- $0.379 /THM
- 12 Months
Pennsylvania Gas & Electric
- $0.439 /THM
- 6-36 Months
Verde Energy
- $0.549 /THM
Pennsylvania Energy
- $0.379 /THM
WGL Energy Services
- $0.385 /THM
NRG Home
- $0.390 /THM
Nordic Energy Services
- $0.399 /THM
Energy Harbor
- $0.3999 /THM
Xoom Energy
- $0.439 /THM
- 12-24 Months
Direct Energy
- $0.489 /THM
- 12-18 Months
- Trusted by 4 Million Customers
SFE Energy
- $0.498 /THM
Shipley Energy
- $0.499 /THM
IGS Energy
- $0.549 /THM
City Power & Gas PA
- $0.58 /THM
Just Energy
- $0.589 /THM
NOVEC Energy Solutions
- $0.65 /THM
Agway Energy Services
- $0.669 /THM
Alpha Gas and Electric
- $0.99 /THM
Columbia Gas
- $0.33169 /THM
Rates accurate as of August 18, 2026
See Top Plans In Your Area
Top 10 Internet Providers in Greencastle
Xfinity
- 2 Gbps
- Cable & Fiber
- Unlimited
- TV & Phone
- 99.83%
- $30.00/mo
- Lock in Your Price for 5 Years
AT&T Fiber
- 5 Gbps
- Fiber
- Unlimited
- Mobile
- 85.49%
- $35.00/mo
- Get a $200 Reward Card*
Brightspeed
- 2 Gbps
- Fiber
- 1 TB
- 84.57%
- $29.00/mo
Verizon Home Internet
- 5 Gbps
- Fiber
- Unlimited
- Mobile
- 82.81%
- $49.99/mo
- Get NFL Sunday Ticket from YouTube
Verizon 5G Home Internet
- 300 Mbps
- 5G
- Unlimited
- Mobile
- 100%
- $35.00/mo
- Wireless Internet Great for Renters
T-Mobile 5G Home Internet
- 498 Mbps
- 5G
- 1.2 TB
- Mobile
- 100%
- $50.00/mo
- Wireless Internet
AT&T Air
- 300 Mbps
- 5G
- Unlimited
- Mobile
- 100%
- $40.00/mo
- Wireless Internet
Viasat
- 150 Mbps
- Satellite
- 150-850 GB
- Phone
- 100%
- $39.99/mo
Starlink
- 400 Mbps
- Satellite
- Unlimited
- 100%
- $55.00/mo
Earthlink
- Varies
- Fiber, Cable, 5G, & Satellite
- Varies
- 95%
- $39.95/mo
Solar Providers in Greencastle
MySolarCost
EnergySage Solar
Water & Sewage Providers in Greencastle
GREENCASTLE AREA WATER AUTH
60 N Washington St GREENCASTLE, PA 17225
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Top 2 Trash and Recycling Providers in Greencastle
Republic Services
Waste Management
We strive to offer the most accurate information possible. If you notice inaccurate or missing information please let us know and we will get it corrected as quickly as possible.
Report Missing or Inaccurate Data
Utilities Summary for Greencastle, PA
| Electric Companies: | 40 |
| Natural Gas Companies: | 23 |
| Water & Sewage Providers: | 1 |
| Garbage, Trash & Recycling Providers: | 2 |
| Municipal Electricity: | No |
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Greencastle Internet Connectivity
Broadband Availability
99.9164%
Percent of population with access to speeds of 100 Mbps download and 20 Mbps upload
1 Gig Availability
99.9164%
Percent of population with access to download speeds of 1 Gbps
Fiber Availability
84.4417%
Percent of population with access to fiber Internet
Fastest Internet Providers in Greencastle
| Provider | Connection Type | Download Speed |
|---|---|---|
| Xfinity | Cable & Fiber | 2 Gbps |
| AT&T Fiber | Fiber | 5 Gbps |
| Brightspeed | Fiber | 2 Gbps |
| Verizon Home Internet | Fiber | 5 Gbps |
| Verizon 5G Home Internet | 5G | 300 Mbps |
| T-Mobile 5G Home Internet | 5G | 498 Mbps |
| AT&T Air | 5G | 300 Mbps |
| Viasat | Satellite | 150 Mbps |
| Starlink | Satellite | 400 Mbps |
| Earthlink | Fiber, Cable, 5G, & Satellite | Varies |
*Not all speeds available in all areas
Greencastle Drinking Water Quality Information
Clean drinking water is essential for maintaining good health and overall well-being. Safe, contaminant-free water helps prevent the spread of diseases, supports proper hydration, and ensures the body's vital functions operate smoothly.
Greencastle's Primary Drinking Water Source: Surface Water
Drinking Water Contaminant Levels
Lead
6.8 ppb
Health standard: 0 ppb
Legal limit: 15 ppb
Legal limit: 15 ppb
Contaminant Data Based on Averages of SDWA LCR Samples and UCMR 3, UCMR 4, and UCMR 5 Samples. Health standards are based on guidelines set by the EPA, WHO, or state health departments. Health standards are based on possible negative health side effects if that level of contaminant is exceeded. Legal limits are set and enforced by EPA regulations.
Utilities in Nearby Cities
Frequently Asked Questions
Can I choose my electric company in Greencastle?
Yes, the state of Pennsylvania has deregulated electric utilities. Deregulation allows for multiple electric providers within each city and lets customers choose or switch to a provider or plan best fits their needs. Assuming your area has started allowing retail electric competition, you can choose between Constellation Energy and Public Power or any of the 40 electric providers available in Greencastle.
Can I choose my natural gas utility provider in Greencastle, PA?
Yes, the state of Pennsylvania has deregulated its natural gas utilities. Deregulation of gas service allows for multiple providers and allows customers to choose between providers and plans that best fit their needs. Assuming your area has started enabling retail gas competition, you can choose between Constellation Energy and Symmetry Energy Solutions or any of the other natural gas providers that offer service in Greencastle.
Does Greencastle offer municipal electricity services?
No, Greencastle does not provide municipal electric service to it's residents. However, it is likely that there are essential municipal services offered to the Greencastle area, like providing safe and clean water, handling sewage treatment and wastewater disposal by Greencastle Area Water Auth.
Who is the fastest internet provider in Greencastle?
Xfinity is the fastest internet service provider in Greencastle, offering speeds up to 2 Gbps to 99.83% of the city.
Who is the cheapest electricity supplier in Greencastle?
American Power & Gas is the cheapest electric provider in Greencastle, offering plans starting at $0.0999 /kWh.
Who is the cheapest natural gas supplier in Greencastle?
American Power & Gas is the cheapest natural gas provider in Greencastle, offering plans starting at $0.245 /therm.