ZIP code 77555 covers Galveston, Texas in Galveston County. This area is served by 35 utility providers across 5 categories.
Estimated monthly utility costs
Cost data not available for this ZIP code.
Electric
Natural Gas
Water
Sewer
Internet
Nearby ZIP codes
Frequently asked questions
How do I set up utilities when moving to 77555?
Contact each provider separately before your move-in date. Start with electric (CenterPoint Energy) and gas (Centerpoint Energy - Entex, (713) 207-1111) since those typically need a few business days to activate. Water and sewer are often handled with one call to your local utility. Set up internet last since it may require an installation visit.
What internet providers are available in 77555?
Galveston, TX has strong broadband coverage. Providers include Centric Fiber (Fiber up to 1,000 Mbps), T-Mobile (Fixed Wireless), Verizon (Fixed Wireless up to 50 Mbps), Xfinity (Cable up to 2,000 Mbps). Availability varies by street address. Based on FCC Broadband Data Collection filings.
What county is 77555 in?
ZIP code 77555 is in Galveston County, Texas.
Disclaimer: Provider information is sourced from federal databases including HIFLD, EPA SDWIS, FCC Broadband Data, and EIA-861. Utility cost estimates are from the U.S. Census Bureau American Community Survey 5-Year Estimates. Electric rates are based on 2023 NREL data. Coverage areas are approximate and may not reflect recent changes. Please verify directly with your provider.
Data sources: U.S. Census Bureau, NREL, EIA-861, HIFLD, EPA, FCC. Last updated: April 2026.