We tested the public websites of 30 plumbing companies that advertise service in Glendale, CA, using Google PageSpeed Insights, on October 18, 2026. Plumbing searches are often emergencies. The plumber whose page shows a tappable phone number right away has the advantage.
Largest Contentful Paint, Google PageSpeed Insights mobile lab test, one run per homepage.
*Of the 30 sites that show a phone number on the homepage.
Ranked by how fast the main content appears on a phone (ties go to the higher mobile score).
| Site | Main content on phone | Mobile score | Tap-to-call | Meta description |
|---|---|---|---|---|
| Site 11 | 3.8 s | 78 | Yes | Yes |
| Site 12 | 4.0 s | 75 | Yes | Yes |
| Site 13 | 4.2 s | 80 | Yes | Yes |
| Site 14 | 4.5 s | 69 | Yes | Yes |
| Site 15 | 4.5 s | 21 | Yes | Yes |
| Site 16 | 4.7 s | 62 | Yes | Yes |
| Site 17 | 6.0 s | 54 | Yes | Yes |
| Site 18 | 6.9 s | 63 | Yes | Yes |
| Site 19 | 9.4 s | 70 | Yes | Yes |
| Site 20 | 10.8 s | 70 | Yes | Yes |
| Site 21 | 12.6 s | 51 | Yes | No |
| Site 22 | 14.4 s | 35 | Yes | Yes |
| Site 23 | 15.9 s | 55 | Yes | Yes |
| Site 24 | 17.0 s | 55 | Yes | Yes |
| Site 25 | 17.8 s | 56 | Yes | Yes |
| Site 26 | 18.8 s | 37 | Yes | Yes |
| Site 27 | 20.9 s | 59 | Yes | Yes |
| Site 28 | 24.7 s | 42 | Yes | Yes |
| Site 29 | 27.3 s | 30 | Yes | Yes |
| Site 30 | 27.5 s | 30 | Yes | Yes |
Which sites: businesses that came up in public web searches for "plumber" plus "Glendale, CA" (October 2026), with directories and review sites (Yelp, Angi, HomeAdvisor and similar) left out. Each business is counted once, by its website. Some companies are based nearby and advertise Glendale service; referral networks that pass calls to other companies were removed. This isn't a random sample of every business in Glendale.
Speed: Google PageSpeed Insights (Lighthouse) mobile and desktop tests of each homepage, one run each, on October 18, 2026. "Main content on phone" is Largest Contentful Paint; Google calls 2.5 seconds or less good. Lab tests vary from run to run, so treat single numbers as a snapshot, not a verdict.
Homepage checks (read from the public homepage): a tap-to-call (tel:) link when a phone number is shown, a meta description, and HTTPS. Sites that didn't load, that Google couldn't test, or that showed a bot-check page instead of the homepage are left out (3 of 33 found).
What this is not: it doesn't rate the quality of anyone's work, and it doesn't measure Google rankings, reviews or sales.
Run the same free check on your own site in about two minutes. No login, no card.
Run my free checkFix it for $99The $99 Website Fix Pilot: up to 3 fixes on your homepage, backup first, before/after report, no ranking promises.