ZIP code 15123 covers West Mifflin, Pennsylvania. This area is served by 9 utility providers across 4 categories. The average residential electricity rate here is 16.6¢/kWh.
Estimated monthly utility costs
Cost data not available for this ZIP code.
Natural Gas
Water
Sewer
Internet
Nearby ZIP codes
Frequently asked questions
How do I set up utilities when moving to 15123?
Contact each provider separately before your move-in date. and gas (Columbia Gas Of Pennsylvania, (724) 416-6300) 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.
Is electricity expensive in 15123?
Electricity in West Mifflin, PA costs about 10% more than the national average. Compared to Pennsylvania overall, rates here are about 27% higher. Based on 2023 NREL residential electricity rate data.
What internet providers are available in 15123?
West Mifflin, PA has strong broadband coverage. Providers include AT&T (Fixed Wireless up to 100 Mbps), T-Mobile (Fixed Wireless up to 100 Mbps), Verizon (Fiber / Fixed Wireless up to 940 Mbps), Xfinity (Cable / Fiber up to 1,200 Mbps). Availability varies by street address. Based on FCC Broadband Data Collection filings.
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.